中文幕亚洲精品乱码色偷偷亚_国产午夜性爽视频男人的天堂_欧美高潮流白浆喷水在线观看_亚洲夜色久一久二亚洲琪琪卡一卡二_暖暖亚洲一区二区三区AV无码

Chinese navigation exhibition opens in Vienna

Source: Xinhua| 2019-06-12 00:11:35|Editor: Liangyu
Video PlayerClose

AUSTRIA-VIENNA-CHINESE NAVIGATION EXHIBITION?

People visit the Chinese navigation exhibition "From Compass to BeiDou" in Vienna, Austria, on June 11, 2019. A Chinese navigation exhibition opens in Vienna International Center on Tuesday, showing how the nation evolves "from compass to BeiDou" - as the exhibition is themed - in time service, surveying, mapping and navigation technologies. (Xinhua/Guo Chen)

   Prev 1 2 3 4 5 6 7 8 Next  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011100001381346751