免费精品AB,亚洲日韩性欧美中文字幕,鲁丝无码一区二区三区,精品久久久久久成人AV,看av免费毛片手机播放,精品国际久久久久999波多野,又黄又爽又刺激又色的视频,亚洲无线码一区二区三区在线观看 



 


        




        



        

        



        

        

        

        
People fight against desertification in NW China's Gansu 

        

        
 Source: Xinhua| 2018-03-27 21:45:08|Editor:  Jiaxin 

        

              
        

        

        

        

        

        
    

        Video PlayerClose
        

        

        

        #CHINA-GANSU-DESERT CONTROL (CN)
        

        Anti-desertification volunteers strengthen a straw checkerboard sand barrier in Linze County of Zhangye, northwest China's Gansu Province, March 27, 2018. More than two thirds of Linze County is covered by desert. For years, the county has taken effective measures in the fight against desertification. (Xinhua/Wang Jiang)  
        

        

        

        


           1 2 3 4 Next  
        

        

        

        
 

        

        

        
KEY WORDS: desertification

              
        

        



        


        

        


        

        

         EXPLORE XINHUANET 
        


        

        


              
        

 


        010020070750000000000000011100001370698631