欧美va亚洲va日韩∨a综合色,在线综合视频,超碰97久久,国产成人亚洲欧洲在线,91在线91拍拍在线91,日韩欧美高清一区二区,久草免费在线

China's icebreaker Xuelong conducts meteorological observation during 9th Arctic expedition

Source: Xinhua| 2018-07-29 16:32:05|Editor: Liangyu
Video PlayerClose

CHINA-ARCTIC EXPEDITION-METEOROLOGICAL OBSERVATION

Researchers on China's research icebreaker Xuelong release a sounding balloon for meteorological observation on Bering Sea, during China's 9th Arctic expedition on July 28, 2018. (Xinhua/Shen Cheng)?

?

   1 2 3 Next  

KEY WORDS: Xuelong
EXPLORE XINHUANET
010020070750000000000000011100001373555721