oil slot

短語詞組

短語

• oil passage slot 油通道縫隙
• oil guiding slot 導油溝
• piston oil slot 活塞油槽
• Oil -returning slot 廻油槽;機油泵敺動齒輪
• pinion with oil slot 油槽齒輪軸
• errors of distributing oil slot 分配油槽誤差
• double slot oil piston ring 雙槽油環(huán)
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