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				Mine Rescue Team Emergency Command and Dispatch System...Mine rescue teams face complex on-site environments and high-risk operating conditions when responding to mine accidents and emergencies. Mine accidents often involve multiple aspects, such as mine ... 
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				Application of emergency broadcasting in coal mines...In the event of a sudden disaster in a mine, time is life. Command and dispatch personnel may not be able to notify on-site personnel in a short period of time through telephone or wireless mobile p... 
 
				


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 15818654305
   15818654305 
     Room 436, Building 51, Qiongyu Road, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province
   Room 436, Building 51, Qiongyu Road, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province


