首页/ 题库 / [单选题]模具零件采用紧固件法连接固定时,其螺钉拧的答案

模具零件采用紧固件法连接固定时,其螺钉拧入长度有一定要求,对于钢件一般要求螺钉拧入长度等于( )倍的螺钉直径或稍长。

单选题
2022-04-02 18:35
A、0.5
B、1
C、1.5
D、2
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正确答案
B

试题解析

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