<正>The hydrogen tank of LM-5 second core stage passed its cryogenic static test on April 16 at the Beijing Institute of Structural and Environmental Engineerin
<正>At 16:35 Beijing time on August 17,the second test run of the second-stage power system of LM-5 was conducted at the Beijing Institute of Aerospace Testing
<正>On April 15,2013,the central committee of CPC and the State Council of China decided to establish a Board of Executives for China Aerospace Science and Tech