试题与答案

船舶发生中垂时()。A.甲板受拉力,船底受压力 B.甲板和船底同时受拉力 C.甲板受

题型:单项选择题

题目:

船舶发生中垂时()。

A.甲板受拉力,船底受压力

B.甲板和船底同时受拉力

C.甲板受压力,船底受拉力

D.甲板和船底同时受压力

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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