Juvenile science festival held in Yinchuan, NW China's Ningxia

Source: Xinhua| 2019-09-21 21:36:02|Editor: Li Xia
Video PlayerClose

CHINA-NINGXIA-YINCHUAN-EDUCATION-JUVENILE SCIENCE FESTIVAL (CN)

Contestants take part in electronics skills championship during a juvenile science festival in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Sept. 21, 2019. (Xinhua/Feng Kaihua)

   Prev 1 2 3 4 5 6 7 8 Next  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011100001384109221
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
在线观看欧美高清福利片 | 亚洲A在线V免费观看 | 欧美v日韩v亚洲v最新在线 | 伊人久久大香线蕉成人综合网 | 亚洲欧美中文在线观看 | 亚洲综合网一区二区三区 |