問題詳情
二、圖（二）所示結構，假設牆為剛體，A 端為鉸支承，B、C 皆為樞椄，B 點受垂直載重 P＝7000 kgf，
⑴若 A 點產生不均勻沉陷，試研判 BC 是否引起應力，並敘其理由。（8 分）
⑴若 A 點產生不均勻沉陷，試研判 BC 是否引起應力，並敘其理由。（8 分）
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