靜力學問題 - 土木

By Belly
at 2013-06-29T22:34
at 2013-06-29T22:34
Table of Contents
各位大大大家好,小弟最近算靜力學遇到一題問題,
想請教版上各位大大幫小弟解決,題目是http://ppt.cc/5UfY
解答如下http://ppt.cc/gWe9 小弟一直看不明白
解答中的?處為什麼P要再乘以0.5dx再積分,0.5小弟一直不明白怎麼來的
想請求版大大幫小弟解惑,感謝
--
想請教版上各位大大幫小弟解決,題目是http://ppt.cc/5UfY
解答如下http://ppt.cc/gWe9 小弟一直看不明白
解答中的?處為什麼P要再乘以0.5dx再積分,0.5小弟一直不明白怎麼來的
想請求版大大幫小弟解惑,感謝
--
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土木
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