凸轮机构中,当推杆运动规律采用( ) 时,既无柔性冲击也无刚性冲击。 -题库考试答案搜索网

凸轮机构中,当推杆运动规律采用( ) 时,既无柔性冲击也无刚性冲击。

单选题

2021-09-01 16:44

A、 一次多项式运动规律 
B、 二次多项式运动规律 
C、 正弦加速运动规律 
D、 余弦加速运动规律 

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正确答案

C

试题解析

标签：青书学堂平顶山学院机械电子工程机械原理(专升本)

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