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安全系数是机械设计中普遍遇到的问题。
The investigation of safety factor is a basic problem in machine design.
youdao
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选取3.0进行结构设计具有较高的安全系数；
There is greater safety factor in welded structures design if 3.0 applied.
youdao
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选取3.0进行结构设计具有较高的安全系数；
There is greater safety factor in welded structures design if 3.0 applied.
youdao