Children greet 2018 National Science Day across China

Source: Xinhua| 2018-09-16 08:19:40|Editor: ZX
Video PlayerClose

#CHINA-NATIONAL SCIENCE DAY-ACTIVITIES (CN)

A child learns mathematical knowledge through an interactive device at Science and Technology Museum in Binzhou, east China's Shandong Province, Sept. 15, 2018. Various activities are scheduled to be held from Sept. 15 to Sept. 21 across China to greet the 2018 National Science Day held each year. (Xinhua/Chen Bin)

   Prev 1 2 3 4 5 6 7 Next  

KEY WORDS: National Science Day
EXPLORE XINHUANET
010020070750000000000000011100001374706451
国产无码在线观看免费在线,37pao国产成视频,日韩一区二区视频在线,国产国产人免费人成免费视频麻豆
亚洲最大的aⅴ久久网站 | 天天综合来吧来吧久久精品 | 日本a级按摩片春药手机在线 | 亚洲AV色香蕉一区二区三区夜夜嗨 | 一区二区三区亚洲欧美 | 亚洲国产欧美在线看片国产 |