Exploring cultural relics conservation and restoration at the National Museum of China

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2019-12-06 17:34
          
          
          
          
        


        
      

      

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   Zhang Ran, a conservator, uses a portable X-ray fluorescence spectrometer to analyze the metal composition of an iron sword of the Han Dynasty (206 BC - 220) on Dec 3, 2019.[Photo by Jiang Dong/China Daily] 
 
 

 

        


        
        
      

        
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