Ten photos from across China: Aug 17 - Aug 23
    
        
    
      
    
      
    
        
          
          chinadaily.com.cn |
          Updated: 2018-08-24 06:55
          
          
          
          
        


        
      
    
      
    
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   Scientific researchers check the condition of their large silicon carbide mirror in Changchun, Jilin province, on Aug 21, 2018. The high-precision mirror, 4 meters in diameter, is the latest achievement of a national scientific equipment project. [Photo/Xinhua] 
 
     

     

     
    
        
    

        
        
      
    
        
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