<![CDATA[
<div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/d7C8/3fd73fe8c23990b80056f28b602b13fb19b9d415" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/d7C8/3fd73fe8c23990b80056f28b602b13fb19b9d415" data-origin-width="3024" data-origin-height="4032"></div><p>알 듯 말 듯 모르겠어요 ㅜㅜ</p>
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첫댓글 Mu<Md(파이*Mn)으로 접근합니다~
1.6PL/8=0.85*As*fy*(d-a/2)
고맙습니다 ㅎㅎ