应该是脚刹踏板机构处的回弹弹簧的问题，不知是要换踏板机构还是只是换个弹簧那么简单

来源: 5W40 于 2016-01-31 04:42:58 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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