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          Children take part in activities for National Science Day
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2019-09-15 21:27
          
          
          
          
        


        
      
          
      
          
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   Children watch a robot performance at the Beijing Science Center on Sept 15, 2019, as events were held across the country for the National Science Day from Sept 14-20. [Photo by Zou Hong/chinadaily.com.cn] 
 
           

           

          
        
          

        
        
      
          
        
          
          
        

        
          
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