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          12 new recommended books for both adults and children
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2022-05-20 10:28
        
        
          
          
          
          
        

      
          


      
          
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  Great Wall Underground: Karez Irrigation System. [Photo provided to chinadaily.com.cn] 
 
           

           

          12. Great Wall Underground: Karez Irrigation System
           

          The illustrated book is for children aged 5-10. With colorful pictures and vivid comics, it can let young readers know the history and function of the karez underground irrigation system.
          
        
      
          
      
      
      
          
        
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