當然normal

來源: biglow 於 2010-08-04 11:16:49 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (131 bytes)
回答: Normal wear and tear 由 biglow 於 2010-08-04 09:07:51

Valve seal不是全封，而是控製漏油率。正常工作時總有一些機油通過該seal流入氣缸來潤滑cylinder ring。現在的狀況可能也就是流速快了一些。

所有跟帖： 

• we are talking about different seals -xxhhwxc- ♂ 給 xxhhwxc 發送悄悄話 (180 bytes) () 08/04/2010 postreply 12:57:39

• we are talking the same seal. Valve seal also called valve stem -biglow- ♂ 給 biglow 發送悄悄話 biglow 的博客首頁 (127 bytes) () 08/04/2010 postreply 14:03:03

• No! what you mentioned is oil control ring on piston -xxhhwxc- ♂ 給 xxhhwxc 發送悄悄話 (115 bytes) () 08/04/2010 postreply 14:25:57

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