Air-breathing hypersonic vehicle(AHV) has been the next generation singlestagetoorbit vehicle and hypersonic cruise vehicle.
吸气式高超声速飞行器是下一代单级入轨和高超声速巡航研究的重点飞行器。
2
The effects of the propulsion system on the dry mass of the singlestagetoorbit vehicle are analyzed, the propulsion system being made up of these engines.
当单级入轨运载器主推进系统由这些发动机组成时,计算和分析了推进系统的组成方式对运载器干质量的影响。
3
The National Aerospace Plane(NASP) is a horizontal takeoff and landing, single-stage-to-orbit vehicle.