This policy, Nasa hopes, will free resources to invest in a new capsule and rocket capable of sending humans beyond the space station to destinations such as the Moon, asteroids and Mars.
宇航局希望，这一政策将解放资源，以便将更多精力投入到开发新的飞船和火箭，将人送上远于外太空的距离如月球、小行星和火星。
Lacking of fault samples is a knotty problem in the fault detection of complex systems such as Liquid-propellant Rocket Engines (LRE).
在对类似于液体火箭发动机这种复杂系统的故障检测过程中，一个非常棘手的问题是缺乏故障类样本。
A nuclear rocket such as this would be inherently safe and environmentally harmless: contrary to popular belief, a nuclear rocket need not be strongly radioactive when launched.
这种核能燃料火箭有其固有的安全性，而且对环境没有危害。与普通的看法相反，核燃料火箭在发射时未必有很强的核辐射。
The structure of an aircraft, such as an airplane, a helicopter, or a rocket, exclusive of its power plant.
机体，弹体，构架航空器的构架，如飞机、直升机、火箭，不包括发电机。
The structure of an aircraft, such as an airplane, a helicopter, or a rocket, exclusive of its power plant.
机体，弹体，构架航空器的构架，如飞机、直升机、火箭，不包括发电机。
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