一级做a免费观看大全视频,中文字幕乱码无限2019,日日麻批40分钟免费视频播放,精品专区性色av,国产性夜夜春夜夜爽,岛国三级片免费看久久,久久五月天和激情网

China's unmanned submersible Qianlong III dives for second sea test

Source: Xinhua| 2018-04-23 19:11:16|Editor: pengying
Video PlayerClose

CHINA-UNMANNED SUBMERSIBLE-QIANLONG Ⅲ (CN)

China's unmanned submersible Qianlong III is retrieved from its second dive into the sea back to the Chinese research vessel Dayang Yihao (Ocean No. 1), on April 22, 2018. The submersible, diving for its second sea test, entered the 3,850-meter-deep sea area and traveled 156.82 km during the nearly 43-hour voyage from April 21 to 22. (Xinhua/Liu Shiping)

   Prev 1 2 3 Next  

KEY WORDS: Qianlong III
EXPLORE XINHUANET
010020070750000000000000011100001371312791


一级做a免费观看大全视频,中文字幕乱码无限2019,日日麻批40分钟免费视频播放,精品专区性色av,国产性夜夜春夜夜爽,岛国三级片免费看久久,久久五月天和激情网 国产视频观看91 国产00在线视频国产 国产综合色视频久久久 久久成人国产精品一区二区 高清无码免费黄色网站