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 operates optical lens 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
亚洲一级二级视频在线观看 | 亚洲欧美色欧另类欧日韩 | 尹人香蕉久久99天天拍国产 | 亚洲中文字幕第一页在线 | 亚洲国产精品综合色区 | 亚洲成a人v在线观看 |