中国航天（英文版）2020，Vol.21Issue(3)：55,1.
A LM-4B Launches Two Environmental Monitoring Satellites into Space
A LM-4B Launches Two Environmental Monitoring Satellites into Space
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HU Lanyue..A LM-4B Launches Two Environmental Monitoring Satellites into Space[J].中国航天（英文版）,2020,21(3):55,1.
