self-tightening oil seal的意思|示意
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自紧油封
self-tightening oil seal的网络常见释义
自紧油封 ... oil-tightening 油密封的 self-tightening oil seal 自紧油封 skeleton type self-tightening oil seal 骨架式自紧油封 ; 扇骨子式自紧油封 ...
self-tightening oil seal相关短语
1、 skeleton type self-tightening oil seal 骨架式自紧油封 ; 扇骨子式自紧油封