沒錯，新引擎多少會磨出一些金屬或其它微小殘留物，第一次換勤一點就可以把它們排出，對引擎有好處。

來源: US_CAR. 於 2014-12-03 21:05:32 [舊帖] [給我悄悄話] 本文已被閱讀：次

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