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          Scientists recover precious metals using technology
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2021-04-02 13:34
          
          
          
          
        


        
      
          
      
          
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   Professor Bian Zhenfeng (right) guides a research team member to carry out experiments by using "Photocatalytic dissolution of precious metals" technology in a laboratory in Shanghai, on March 30, 2021. [Photo/Xinhua] 
 
           

           

          
        
          

        
        
      
          
        
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