试题与答案

采用()的措施不能有效地改善轴的刚度。A、改用高强度合金钢 B、改变轴的直径 C、改

题型:单项选择题

题目:

采用()的措施不能有效地改善轴的刚度。

A、改用高强度合金钢

B、改变轴的直径

C、改变轴的支承位置

D、改变轴的结构

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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