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          Campus popularizes science and technology
          
      
          
      
          
        
          By YUAN SHENGGAO | 
          China Daily USA |
          Updated: 2018-05-31 11:45
        
        
          
          
          
          
        

      
          


      
          
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   Visitors examine how a fire was automatically extinguished with advanced devices at the State Key Laboratory of Fire Science. 
 
           

           

        
      
          
      
      
      
          
        
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