钳工（初级）

滑动轴承合金，轴承合金一般有（）合金和铅基轴承合金

发布于 2023-03-18 18:37:05

【单选题】
A 石墨基轴承
B 锡基轴承
C 铜基轴承
D 含油轴承

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达达 2023-03-18

这家伙很懒，什么也没写！

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zoulang_2007

这家伙很懒，什么也没写！

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