这么长的钉子怎么轧到车胎里的？这得多高的技术呀

来源: orangehat 于 2014-04-13 21:07:48 [旧帖] [给我悄悄话] 本文已被阅读：次

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这么长的钉子怎么轧到车胎里的？ 这得多高的技术呀