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Highlights from science and tech week in Beijing

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2019-05-23 14:07
          
          
          
          
        


        
      

      

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   A man looks at a hydrogen fuel cell vehicle power platform displayed in Beijing on May 22, 2019. [Photo/IC] 
 
 

 

          
        


        
        
      

        
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