时间：2021-02-01 11:09:02来源： 德国新闻网
China launches the second group of China's Yaogan-31 remote sensing satellites into space from the Jiuquan Satellite Launch Center in northwest China, Jan. 29, 2021. (Photo/China News Service)
The satellites were carried by a Long March-4C rocket. It was the 359th flight mission of the Long March carrier rocket series
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