镀层不是为了好看？刹车盘可以磨掉x mm，也可以上车床的还有啥镀层？版主澄清一下？

来源: chinomango 于 2019-11-05 21:24:06 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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