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      重慶開謹科技首頁輪播圖

      Construction safety monitoring and manag...

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      Construction safety monitoring and management syst...

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      Our south two told NL2 that the engineering tunnel construction safety monitoring and management system project was completed in July 2017. The system mainly consists of tunnel wireless video surveillance equipment and personnel and vehicle management equipment. Owner unit: Guizhou bridge construction Refco Group Ltd NL2 Chongqing south two expressway project manager.

       

      Gezhouba Dam group Xin Dian tunnel safet... Construction safety monitoring and manag...
      精品国产AV色欲果冻传媒

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