We know how to insert the aircraft into atmospheric hypersonic flight.
我们知道如何让飞机进入大气层并以高超音速飞行。
All these features make hypersonic flight control design a great challenge to researchers.
这些特点使得高超声速飞行器的飞行控制设计极具挑战性。
The agency has plans for another 11-second hypersonic flight, this time at 10 times the speed of the sound.
美国国家航空航天局计划进行再一次的11秒超音速试飞，这次会以10倍于音速的速度进行。
The developing tools for hypersonic vehicle, i. e. ground test, computation and flight lest all have limitations for simulating hypersonic flight.
高超声速飞行器的设计工具，即地面试验、计算和飞行试验，在模拟高超声速飞行方面都有其局限性。
It is necessary to simulate the high enthalpy, high pressure, Mach number and the same concentration of oxygen species as air in hypersonic flight.
地面实验设备必须要模拟高超音速飞行状态下气流的焓、压力、M数和空气中氧气的组分。
Scramjet inlet is of great importance in the hypersonic airbreathing propulsion system and plays significant role in the realization of hypersonic flight.
高超声速进气道是高超声速吸气式推进系统的重要组成部分，对实现高超声速飞行起着关键作用。
In this paper the results of calculations of the coefficients of skin friction and heat transfer (Stanton number) on the surface of hypersonic flight vehicle are presented.
本文给出了高超声速飞行器表面摩阻和传热系数(斯坦顿数)的计算结果。
RBCC engine performance analysis model plays an important part in scheme selection and model design for Hypersonic Flight Vehicle, RBCC engine design and performance analysis.
RBCC发动机性能分析模型在高超声速飞行器方案选择、总体设计以及RBCC发动机设计与性能分析等方面具有极其重要的作用。
The May 25 attempt will be the only hypersonic flight attempt this fiscal year, a change from the original test plan, which was to fly once in December 2009 and three more times in 2010.
5月25日的尝试将会是本财政年内唯一的一次极超音速飞行测试，按照原计划，2010年将有三次测试，但计划有所改变。
But Joe Vogel, the project manager at Boeing, says the technology has “crossed over the threshold” into hypersonic flight. He reckons that scramjets might one day power civilian aircraft.
但是波音公司项目经理乔•沃格尔说，超音速飞机在技术上已经取得了重大突破，他预计超然冲压发动机将来也可能会应用到民航客机上。
Plus, hypersonic flight has so far only been demonstrated for small unpiloted craft carried to high speed by other vehicles - and other planned experimental craft are too small to carry a pilot.
并且高超音速飞机目前只演示过由其他飞行器携带小型无人机至高速，而且其他计划中的试验飞行器同样太小不能坐人。
The longest previous hypersonic scramjet flight test, performed by a NASA X-43 in 2004, was faster, but lasted only about 10 seconds and used less logistically supportable hydrogen fuel.
先前最长的冲压式喷气发动机下极超音速飞行测试，是在2004年由NASA的X-43进行的，速度更快，但只持续了10s。
HTV-2, an unmanned hypersonic aircraft designed to travel at Mach 20, failed during a test flight last month.
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。
A new method of design hypersonic vehicle trajectory tracking system using fuzzy control is presented to overcome the disadvantage of flight trajectory distribution caused by separation disturbance.
针对高超声速飞行器飞行过程中因干扰造成的飞行轨迹散布问题，提出了采用飞行器飞行轨迹的模糊控制设计方法。
As a hypersonic propulsion system, turbo-ramjet received recognition because of the widely flight envelope and excellent performance such as Isp.
在高超声速推进系统中，涡轮冲压组合发动机由于有着宽广的飞行范围，良好的比冲性能，受到世界各国的普遍重视。
An engineering formula for estimating turbulent base heat transfer of hypersonic flow is given on the basis of flight data and the experimental results in shock tunnel.
本文综合飞行数据和激波风洞中的实验结果，给出了一个计算湍流底部热的工程方法。
This formulation can ensure the longitudinal flight stability and improve the control performance of hypersonic vehicles.
该控制方案保证了飞行的纵向稳定性，改善了其控制性能。
A sliding mode observer is designed to estimate the Angle of attack and flight path Angle for a hypersonic vehicle.
对一个高超声速飞行器设计了滑动模态观测器来估计攻角和航迹倾角。
A sliding mode observer is designed to estimate the Angle of attack and flight path Angle for a hypersonic vehicle.
对一个高超声速飞行器设计了滑动模态观测器来估计攻角和航迹倾角。
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