另外一种，就是架起让前轮转动，同时用木板施压轮胎，让左右轮胎轮流转动可以确诊！

来源: needtime 于 2017-10-16 15:35:15 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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