泰国一级特色黄一片,国产午夜亚洲精品不卡福利,黄色片久久久,黄页视频在线观看免费

Drones introduced to schools' extracurricular activities in N China's Hebei

Source: Xinhua| 2018-03-16 15:35:27|Editor: Jiaxin
Video PlayerClose

CHINA-HEBEI-EDUCATION-DRONE (CN)

Students practice operating a drone at Kaiping Primary School in the Kaiping District of Tangshan, north China's Hebei Province, March 15, 2018. The Education Department of Kaiping has purchased more than 100 drones, which are used to hold extracurricular activities at schools in the district. (Xinhua/Yang Shiyao)

   1 2 3 Next  

KEY WORDS: drones
EXPLORE XINHUANET
010020070750000000000000011100001370435091