Youth science and technology innovation competition held in China's Guangxi

Source: Xinhua| 2018-03-24 15:32:30|Editor: Yurou
Video PlayerClose

CHINA-NANNING-YOUTH-INNOVATION COMPETITION (CN)

A pupil shows a hanger she designed for people on trips during a youth science and technology innovation competition in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, March 23, 2018. (Xinhua/Zhang Ailin)

   Prev 1 2 3 4 5 Next  

KEY WORDS: innovation
EXPLORE XINHUANET
010020070750000000000000011100001370623611
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
最新国产精品视频久久 | 亚洲欧洲国产码专区在线观看 | 伊人久久大香线蕉综合不卡 | 在线看片免费人成视频福利 | 婷婷久久狠狠五月天 | 午夜福利在线观看爽爽爽 |