valve-seat jacket的意思|示意
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阀座的夹克
valve-seat jacket的网络常见释义
气门座水套 ... valve-seat inserter 气门座镶装机 valve-seat jacket 气门座水套 valve-seat refacer 气门座研磨机 ...
valve-seat jacket相关短语
1、 valve seat jacket 气门座水套