Municipal teenagers' robotics competition held in China's Tianjin 

    

    
 Source: Xinhua| 2019-05-25 21:52:04|Editor:  Li Xia 

    

          
    


    

    

    

    
    

    Video PlayerClose
    

    

    

    #CHINA-TIANJIN-EDUCATION-ROBOTICS COMPETITION (CN)
    

    A contestant participates in a municipal teenagers' robotics competition held in Binhai New Area of north China's Tianjin, May 25, 2019. Young contestants from 160 schools in Tianjin took part in five competition categories, including FIRST LEGO League (FLL) challenges and VEX robotics engineering challenges, during Saturday's competition. (Xinhua/Liu Dongyue) 
    

    

    

    


       1 2 3 4 Next  
    

    

    

    
 

    

    

    
KEY WORDS: 

          
    

    



    


    

    


    

    

     EXPLORE XINHUANET 
    


    

    


          
    

 


    010020070750000000000000011100001380891691
       


主站蜘蛛池模板：
日韩精品一区二区三区视频|
美女羞羞视频免费网站|
好硬好湿好大再深一点动态图|
亚州**色毛片免费观看|
看全色黄大色大片|
国产在线观看中文字幕|
98精品国产综合久久|
成人草莓视频在线观看|
亚洲va中文字幕无码久久|
男人天堂999|
国产a级黄色毛片|
亚洲日本va在线观看|
天堂www网最新版资源官网|
久久99国产精一区二区三区|
欧美人与物VIDEOS另类|
人人爽天天碰天天躁夜夜躁
|
亚洲视频在线观看网站|
色婷婷在线视频|
国产精品一区不卡|
99久久精品费精品国产一区二区|
成年美女黄网站色大片图片|
九九热线有精品视频99|
欧美日韩在线视频不卡一区二区三区|
免费无码又爽又刺激高潮视频|
草草影院第一页|
国产成人影院在线观看|
1000部精品久久久久久久久|
大胸美女放网站|
三级三级三级全黄|
日本久久久久亚洲中字幕|
亚洲AV无码潮喷在线观看|
欧美日韩视频在线观看高清免费网站|
免费人成年激情视频在线观看|
色135综合网|
国产午夜无码福利在线看网站|
www亚洲成人|
国产精品萌白酱在线观看|
aaa一级毛片|
好男人www社区|
三年片在线影院|
斗罗大陆动漫免费观看全集最新|