正时带不是忽悠而是上百年的解决方案；正时链也非绝对，有磨损拉长等问题，不同厂家寿命不同

来源: chinomango 于 2025-09-11 10:09:37 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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