亚洲色怡人综合网站,国产性夜夜春夜夜爽,久久97AV综合,国产色视频一区二区三区

chinadaily.com.cn
left corner left corner
China Daily Website

Chinese submersible starts dive in Mariana Trench

Updated: 2012-06-15 08:16
( Xinhua)

ABOARD XIANGYANGHONG 09 - China's manned deep-sea submersible, Jiaolong, made its first dive in the Mariana Trench on Friday, as part of a bid to go down as deep as 7,000 meters.

The dive, which is the first of a series of scheduled six ones and began at 9 am local time (2300 GMT Thursday), will attempt to reach a depth of 5,000 meters and last eight hours.

8.03K
 
...
...
...