中文字幕无码久久人妻_中国无码a一级刺激片_国产综合色产在线观看_色多黄片资源2020

Geospatial Technology and Application Exhibition of UNWGIC 2018 held in China's Zhejiang

Source: Xinhua| 2018-11-18 22:07:43|Editor: Yamei
Video PlayerClose

CHINA-ZHEJIANG-UNWGIC 2018-GEOSPATIAL INFORMATION-EXHIBITION (CN)

Visitors look at a drone system at the Geospatial Technology and Application Exhibition of the United Nations World Geospatial Information Congress 2018 (UNWGIC 2018) in Deqing County, east China's Zhejiang Province, Nov. 18, 2018. The exhibition shows cutting-edge technologies and applications of more than 200 world exhibitors in fields such as geospatial information, satellite navigation and aerospace remote-sensing. (Xinhua/Weng Xinyang)

   Prev 1 2 3 4 5 6 Next  

KEY WORDS: Exhibition
EXPLORE XINHUANET
010020070750000000000000011103261376157711