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极端天气,道路桥梁如何除冰除雪?杭州出台了详细的技术标准
来源:路太机械 http://wusongpq.com 发布时间:2019-12-06 10:49:56
来源: 杭州日报
  入冬以来,杭州已下了两场雪。在这样极端天气下,如何尽快清理道路和桥梁,让城市畅通,非常重要。

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广西快3  SHIZHENGZHONGXINBIAOSHI,ZHEIFENBIAOZHUNJIANGYU2019NIAN1YUE30RIZHENGSHISHISHI。ZHEIFENBIAOZHUNJIANGZUOWEIYIGECHUXUEZUOYEJISHUZHIDAOGUIFAN,JIEXIALAIJIANGYAOQIUGEZUOYEDANWEI,ZAIZHEIFENBIAOZHUNDEZHIDAOXIAGUIFANZUOYE,ZUOHAOSUISHIKANGXUEDEZHUNBEI。

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