我是与农民工打交道的，早年间挖槽破路都是人工，现在都是挖掘机，一台机械顶几十人。

来源: 低头的谷穗11 于 2015-04-30 01:16:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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