美国空间探索技术公司(Space X公司)展示了其开发的新型航天器——“龙V2”飞船。该飞船用了众多下一代航天器技术,最多可搭载7名航天员,既可与国际空间站自动对接,也可在航天员的控制下完成对接,而且对接任务无需国际空间站机械手臂的协助。“龙V2”飞船的推进系统由8台超级德拉古发动机组成,该发动机在标准德拉古发动机的基础上可 Space Exploration Technologies Inc. (Space X Corp.) demonstrated its new spacecraft, the Dragon V2 spacecraft. The spacecraft uses numerous next-generation spacecraft technologies that can carry up to seven astronauts, either automatically with the International Space Station or docked under the control of an astronaut, and docking missions do not require assistance from the ISS robots. “Dragon V2 ” spacecraft propulsion system consists of 8 super Drago ancient engine, the engine in the standard Dragoon engine can be based on