Community in China's Hebei opens science, technology courses for students during summer vacation

          Source: Xinhua| 2019-07-25 22:31:11|Editor: Li Xia
          Video PlayerClose
          CHINA-CHENGDE-ROBOTS-SUMMER VACATION (CN)

          A student assembles a robot at Zhixiang Robot Makers' Center of Yong'an street community in Chengde City, north China's Hebei Province, July 25, 2019. The community opened science and technology courses for local students during the summer vacation. (Xinhua/Wang Xiao)

             1 2 3 4 Next  

          KEY WORDS:
          YOU MAY LIKE
          EXPLORE XINHUANET
          010020070750000000000000011100001382579791
          无码人妻一区二区三区四区av_亚洲精品911在线永久观看_精品一区二区国产在线观看_日韩不卡一区二区视频在线

                  亚洲大乳高潮日本专区无需安装 | 在线看片免费人成视频手机观看 | 中文字幕一区二区精品区 | 日本亚洲国产一区二区三区 | 欧美理论电影久久网站 | 中文亚洲欧美乱码在线观看 |