목재의 섬유포화점
Posted at 2015-03-20 14:56:24
<!--StartFragment--><p align="center" class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font size="5"><font size="4"><strong><u>목재의 섬유포화점</u></strong></font></font><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font size="4"><font size="3"><strong><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">1. </span>자유수</strong></font></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재 내에 존재하는 수분은 세포내강과 같은 빈 공간에 물의 상태로 존재하는 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 자유수가 있습니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재 중에 함유된 수분은 세포월공내에 생리수와 목질부 공극에 있는 자유수가</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 있습니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">. </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">자유수는 이동이 원활하며 높은 함수율 상태에서 건조될 경우에 자유수가 먼저 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 증발됩니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><font size="1"><font size="3"><strong><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">2. </span>결합수</strong></font></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">세포벽 내의 미세한 공극에 물분자의 상태로 존재하면서 목재의 성분과 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 수소결합 또는 극성결합을 이루고 있는 결합수입니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">세포벽에 있으며 화학적으로 흡수하고 있는 흡착수가 있으며 보통 생재의 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 함수율은 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">수종과 벌채시기에 따라 다르나 변재부에는 </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">80~200% </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">정도</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 심재부에는 </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">40~100% </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">정도입니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">. </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"> <!--[if !supportEmptyParas]--> <!--[endif]--> </p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"> <o:p></o:p></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><font size="2"><font size="3"><strong><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">3. </span>섬유포화점</strong></font></font><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재가 건조하면 </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">1</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">차적으로 자유수가 증발하고 결합수가 남고 계속 건조하면 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 결합수가 최종적으로 증발합니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">. </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이때 양자의 한계점을 섬유포화점</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">(Fiber </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"> Saturation </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">Point)</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이라고 합니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">. </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재의 </span><span style="color: rgb(199, 82, 82); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">함수율이 </span><span lang="EN-US" style="color: rgb(199, 82, 82); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">30% </span><span style="color: rgb(199, 82, 82); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">정도</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">에 이르면 목재 내의 </span><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">자유수가 거의 다 증발</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">되고 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">다음으로 세포벽 내의 </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">결합수가 증발되기 시작</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">합니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="color: rgb(45, 98, 156); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">자유수는 모두 없어지고 세포벽은 결합수로 포화된 상태의 함수율을</span><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="color: rgb(199, 82, 82); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">섬유포화점</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이라고 하며, 이 섬유포화점이 </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">목재의 성질 변화에 중요한 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 전환점</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이 됩니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">섬유포화점보다 높은 함수율 상태에서의 수분 이동은 주로 자유수에서</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 일어나기 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">때문에 세포벽에는 근본적으로 변화가 없습니다.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt; font-weight: bold;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">따라서 이 때의 함수율 변화는 목재의 강도</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">수축 및 팽윤</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">건조 결함의</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 발생 등과 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">같은 목재의 물리적 성질에는 거의 영향을 미치지 않습니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">그러나 섬유포화점 이하에서의 수분 변화는 결합수에서 발생하며 이는 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 바로 세포벽 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">내의 수분 변화에 따른 세포벽의 성질 변화로 연결되어 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 목재의 강도 및 물리적 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">성질에 변화를 초래하게 됩니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> <font color="#ffffe0">○ </font></span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"><font color="#ffffe0">일반적으로 목재의 함수율이 섬유포화점 이하에서 감소하면 목재의 강도는</font></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 증가</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">되고 목재의 치수는 감소하게 됩니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br><font color="#ffffe0"></font></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">섬유포화점 이하에서 함수율이 감소하면 목재의 치수가 감소하는데 </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 목재의 방향에 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">따라서 수축율이 서로 다르기 때문에 치수의 감소 </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><font color="#ffffe0"><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 정도가 방향에 따라서 차이를 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">나타냅니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></font></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><font color="#ffff80"><span style="color: rgb(199, 82, 82); letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"><font color="#ffff80">○</font> </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">이와 같이 방향에 따른 치수 변화량의 차이에 의하여 할열</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">굽음</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffff80"><font color="#ffff80"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"> </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">뒤틀림 등의 여러 가지 건조결함이 발생되는 것입니다</span><span lang="EN-US" style="color: rgb(199, 82, 82); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></font></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="color: rgb(199, 82, 82); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> <font color="#ffffe0"> </font></span><font color="#ffffe0"><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">따라서 목재의 여러 가지 건조결함이 사용 중에 발생하는 것을 방지하기 </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 위해서는 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">사용 장소의 평형함수율에 근접하게 건조된 목재를 사용하여야 </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 하며 사용 중에 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재의 목재의 함수율이 증가되지 않도록 철저한 관리해야 </span></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><font color="#ffffe0"><font color="#ffffe0"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 합니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></font></font></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">아무리 건조된 목재를 사용하더라도 보관이나 사용 중에 수분에 노출되면 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 함수율이 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">증가되고 이 과다한 수분이 사용 장소의 상대습도와 평형상태에 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 도달하기 위하여 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">건조되면서 여러 가지 결함이 발생될 수 있기 때문임</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재가 건조되면 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">수축이방성</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">으로 인하여 많은 결점들이 발생할 수 있는데 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">할열</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">분할</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">길이굽음</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">측면굽음</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">나비굽음</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">뒤틀림</span><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">등이 여기에 속합니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">그 외에 옹이의 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">갈라짐</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">옹이의 빠짐</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">솟은 목리</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">, </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">거친 목리</span><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">등의 결점도 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 발생할 수 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">있습니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이러한 결점들은 심한 할열이나 분할의 경우를 제외하고 기본적으로 목재의 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 강도나 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">강성에는 영향이 없지만 과도한 변형은 목재의 사용에 장애가 되며 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 구조물의 건축 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">후에 생기는 변형은 표면 마감재의 하자로 나타나기도 함</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"> ○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재의 함수율은 썩음 또는 벌레에 의한 충해와도 매우 밀접한 관계입니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 일반적으로 목재의 </span><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">함수율이 </span><span lang="EN-US" style="color: rgb(47, 120, 128); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">25</span><span style="color: rgb(47, 120, 128); letter-spacing: 0pt; font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">∼</span><span lang="EN-US" style="color: rgb(47, 120, 128); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">50% </span><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">범위 내에서 부후균 및 벌레의 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 피해가 가장 </span><span style="color: rgb(47, 120, 128); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">심하게 나타난다</span><span lang="EN-US" style="color: rgb(47, 120, 128); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">. </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">따라서 목재의 관리에서 이 범위의 함수율을 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 피하면 썩음 또는 충</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">해를 예방할 수 있습니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">저목장에서 물을 이용하여 목재를 저장하거나 또는 물이 없는 경우에는 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 계속해서 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">목재에 물을 뿌려주는 이유가 바로 목재의 함수율을 높게 유지하여</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 썩음 또는 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">충해를 예방하기 위한 것입니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;">○ </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">그러나 목재를 이용하는 경우에는 </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">대기 중의 평형함수율이 </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">12% </span><span style="font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">내외</span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">이기 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 때문에 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">높은 함수율의 목재를 사용하면 사용 중에 건조되어 썩음이나 충해가 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 발생하기에 </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">적당한 함수율 조건이 되거나 또는 더욱 건조되어 건조결함이 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;"> 발생하게 됩니다</span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="font-family: 맑은 고딕; font-size: 11pt;"> </span><span lang="EN-US" style="letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><span style="letter-spacing: 0pt; font-size: 11pt; mso-fareast-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt; mso-hansi-font-family: 맑은 고딕;"><font face="돋움">○</font></span> </span><span style="font-size: 11pt; mso-fareast-font-family: 맑은 고딕;">따라서 </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">목재를 함수율 </span><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">19% </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">이하로 건조하여 사용하고 사용 중에도 </span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 함수율이 </span><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">19%</span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">를 </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">초과하지 않도록 주의하면 썩음이나 충해 등을 예방할</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;"> 수 있으며 수축으로 인한 </span><span style="color: rgb(75, 135, 203); font-size: 11pt; font-weight: bold; mso-fareast-font-family: 맑은 고딕;">결함도 방지할 수 있을 것입니다</span><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;">.</span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p><p class="0" style="mso-pagination: none; mso-padding-alt: 0.0pt 0.0pt 0.0pt 0.0pt;"><span lang="EN-US" style="color: rgb(75, 135, 203); letter-spacing: 0pt; font-family: 맑은 고딕; font-size: 11pt; font-weight: bold; mso-ascii-font-family: 맑은 고딕; mso-font-width: 100%; mso-text-raise: 0.0pt;"><br></span></p>
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3148
30
목재의 구조
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1494
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1398
28
겨울철 낙상사고 조심
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1425
27
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1385
이름
제목
내용
[1]
[2]
[3]
[4]
5
[6]
[7]