生产上为了降低机械噪声，对有些机件应选用（）高的材料制造，以保证机器稳定运转。_精华吧

生产上为了降低机械噪声，对有些机件应选用（）高的材料制造，以保证机器稳定运转。

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生产上为了降低机械噪声，对有些机件应选用（）高的材料制造，以保证机器稳定运转。

A.循环韧性

B.冲击韧性

C.弹性比功

D.比弹性模量

正确答案：循环韧性

Tag：材料性能与应用韧性弹性模量时间：2022-01-01 22:01:23

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