rc計算問題 - 土木
By Ursula
at 2014-10-24T15:41
at 2014-10-24T15:41
Table of Contents
※ 引述《Xavierk (眼睛紅紅)》之銘言：
: 我想請問一下
: http://ppt.cc/L2hg
: Cs要怎麼從左邊變到右邊去
: As'=24.42 fc'=280 kg/cm^2 d'=8cm
Cs = As'*[6120*(x-d')/x - 0.85fc']
先提出(1/x)
Cs = (1/x){ As'*6120*x - As'*6120*d' - As'*0.85fc'*x }
{ As'*6120*x - As'*6120*d' - As'*0.85fc'*x } 再提出最小公倍數乘上(1/x)
--
: 我想請問一下
: http://ppt.cc/L2hg
: Cs要怎麼從左邊變到右邊去
: As'=24.42 fc'=280 kg/cm^2 d'=8cm
Cs = As'*[6120*(x-d')/x - 0.85fc']
先提出(1/x)
Cs = (1/x){ As'*6120*x - As'*6120*d' - As'*0.85fc'*x }
{ As'*6120*x - As'*6120*d' - As'*0.85fc'*x } 再提出最小公倍數乘上(1/x)
--
Tags:
土木
All Comments
By Yedda
at 2014-10-29T14:57
at 2014-10-29T14:57
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