CST-100载人飞船将在2017年4月进行无人试飞，7月进行有人驾驶试飞 据国外媒体报道，波音公司将在2017年执行有史以来第一次商业太空飞行任务，这是美国本土载人航天的又一个主力军，能够向国...
CST-100 manned spacecraft will be in April 2017 for unmanned flight, July manned flight, according to foreign media reports, Boeing will be in 2017 execution history since the first commercial space flight missions. This is manned space flight in the United States and a main force, to country...
