题目内容

轴力的大小与杆件的横截面面积和杆件的材料无关。

A. 对
B. 错

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轴力的大小与杆件的横截面面积无关。

A. 对
B. 错

轴力是作用在杆件轴线上的载荷。

A. 对
B. 错

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