HTV - 2，一架巡航速度设计为20马赫的无人超音速飞机，于上月试飞失败。
HTV-2, an unmanned hypersonic aircraft designed to travel at Mach 20, failed during a test flight last month.
歼22的特点是低看得见，高机动性机身；先进的综合航空电子系统；与动力表现让超音速巡航无加力。
The F-22 is characterized by a low-observable, highly maneuverable airframe; advanced integrated avionics; and aerodynamic performance allowing supersonic cruise without afterburner.
JSF打算打造有超音速巡航能力的隐形战斗机，使它成为解决海陆空各种冲突的可靠力量。
The JSF was intended to be a stealth fighter with the ability to cruise at supersonic speeds. It was intended to be reliable enough for different missions in land, sea and air conflict.
根据高超音速飞行器的特点，设计了高超音速飞行器的任务剖面，包括初始段、巡航段和末端攻击段。
According to the characteristic of the hypersonic aircraft, the task of designing the hypersonic aircraft include initial phase, cruise phase and end attack phase.
如果有合适的发动机的话，这种结构可以提供良好的持续性超音速巡航能力，以及良好的跨音速和超音速机动能力。
This configuration will provide good sustained supersonic cruise performance with a suitable engine type, and good manoeuvre performance in transonic and supersonic regimes.
高超音速飞行器具有凭借其高速度(巡航马赫数6—10)，在不超过10分钟的时间内就能够打击近千公里远的目标。
Hypersonic aircraft can attack the goal nearly one thousand kilometers far during the time under 10 minutes relying on high speed (cruise at 6-10 Mach).
高超音速飞行器具有凭借其高速度(巡航马赫数6—10)，在不超过10分钟的时间内就能够打击近千公里远的目标。
Hypersonic aircraft can attack the goal nearly one thousand kilometers far during the time under 10 minutes relying on high speed (cruise at 6-10 Mach).
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