| 摘 要： | On Feb.8,1994,Long March 3A,a new powerful launch vehicle developed by China,successfully launched a scientific satellite (SJ-4) with 6 detectors on it and a dummy satellite into space from Xi-chang Satellite Launch Center.Based on the LM-3,the LM-3A is designed to launch large communications satellites and has a capability of launching a 2-5-ton satellite into geosynchronous transfer orbit.The scientific satellite launched by the LM-3Ais designed for space environment monitoring and environmental effect testing
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