... flexible oil piston ring 挠性油环 cromflex oil piston ring 钢制带胀圈的活塞环 oil scraper piston ring 刮油活塞环 ...
基于76个网页-相关网页
... piston coil ring 活塞式盘簧 wiper piston-ring 刮油活塞环 piston check ring 活塞护环 ...
基于1个网页-相关网页
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wiper piston-ring
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oil scraper piston ring
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