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          Underwater robot tested in S. China Sea
          
      
          
      
          
        
          
          China Daily |
          Updated: 2017-07-25 06:54
        
        
          
          
          
          
        

      
          


      
          
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          Scientific researchers make preparation for the first experimental operation of the country's self-developed underwater robot in the South China Sea, July 24, 2017. It is expected to stay underwater for 20 hours. [Photo/Xinhua]
          		 
  
           
            

          
        
      
          
      
      
      
          
        
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