轮胎跑了超额定里程，胎槽压不到一美分林肯头顶，胎壁有细小裂纹，胎壁上制造年/星期好久了，磨损严重，等等都是因素。

来源: 老金工于 2019-12-19 12:17:53 [旧帖] [给我悄悄话] 本文已被阅读：次

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