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来源: 于 2009-08-19 09:44:53 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Death rates for highway workers are twice that of other types of construction, the U.S. Department of Transportation reports.

2007年,馬州一個有29 個工作人員在495/95 被車撞傷,8 人因公殉職.

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