婷婷丁香久久,日日夜夜天天久久,中文av岛国无码免费播放,国产最新进精品视频,一进一出下面喷白浆视频,天天夜夜人人,97免费在线观看视频

China launches high resolution earth observation satellites

Source: Xinhua| 2018-03-31 23:38:14|Editor: yan
Video PlayerClose

TAIYUAN, March 31 (Xinhua) -- China on Saturday launched three Gaofen-1 imaging satellites as part of the country's high-definition earth observation project.

The satellites was launched off on the back of a Long March 4C rocket at 11:22 a.m. Beijing time from the Taiyuan Satellite Launch Center in northern Shanxi Province. It was the 270th flight mission by a Long March carrier rocket.

As high resolution imaging satellites that are accurate to two meters in distance, they will be used for fields including disaster warning, ecological protection, infrastructure construction, transportation and emergency response.

The satellites, designed by China Spacesat, have a lifespan of six years.

They will work together with another previously launched Gaofen-1 satellite.

Since the inception of the Gaofen project in 2013, China has had an increasingly clearer view of the planet.

TOP STORIES
EDITOR’S CHOICE
MOST VIEWED
EXPLORE XINHUANET
010020070750000000000000011105521370795741