我每次都让他们拧过头，从来没有不夠紧的，lock nut他们不敢使太大劲以防拧坏了key

来源: MoonRiverMe 于 2022-09-04 19:55:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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