越是掠翼角，少的阻力和为接近超音速飞行更好。
The more swept-back the wing Angle, the less the drag and the better for flight approaching supersonic speed.
我们知道如何让飞机进入大气层并以高超音速飞行。
We know how to insert the aircraft into atmospheric hypersonic flight.
打破音障时会产生音爆，所以超音速飞行在陆地上空有诸多限制。
Breaking the sound barrier generates a sonic boom, so supersonic travel is heavily restricted over land.
它可用于指导超音速飞行器的进气道及相关装置的设计。
This work is useful for the design of the inlet and relevant devices in supersonic vehicles.
超音速飞行的第一需要该飞机作15度潜水达到1.1马赫。
Its first supersonic flight required that the airplane make a 15-degree dive to reach Mach 1.1.
歼- 7靶机能以超音速飞行而且模拟现代战斗机的典型动作。
The Jian-7 target drone can fly at supersonic speed and simulate typical manoeuvres of modern combat aircraft.
据NASA解释，飞机在超音速飞行时会产生延伸到地面的加压空气分子锥。
Airplanes flying faster than sound create a cone of pressurized air molecules that extends to the ground, as NASA explains.
在F - 15上，飞行员要保持超音速飞行就不得不打开加力。
In the F-15 pilots have to hit afterburner and stay there to go supersonic.
社会经济学减排方案对于亚音速和超音速飞行器进行了评估和报告。
The socioeconomic issues associated with mitigation options are assessed and reported for both subsonic and supersonic fleets.
这是一个双座位，可变几何摆动翼是能在各级超音速飞行的双引擎飞机。
It is a twin-seat, twin-engined aircraft with a variable geometry swing-wing that is capable supersonic flight at all levels.
超音速发动机尾喷流的红外抑制是超音速飞行器隐身性能的重要组成部分。
The supersonic exhaust jet infrared suppression is one of the most important components of the supersonic aircraft performance.
这种倾斜的外形把超音速飞行时集中在飞机前部并形成阻力的冲击波重新分布。
This oblique configuration redistributes the shock waves that pile up in front of a plane at Mach speeds and cause drag.
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。
It is necessary to simulate the high enthalpy, high pressure, Mach number and the same concentration of oxygen species as air in hypersonic flight.
介绍了超音速飞行器的气动光学效应，并讨论用数值模拟来研究和预测气动光学效应的方法。
The aero - optic effect of supersonic vehicle is introduced in the paper. The methods used for studying and predicating the aero - optic effect with numerical simulation is discussed.
指出，当超音速飞行时，在前喷管附近的弹体表面上产生一个局部高压区，由此形成一个翻转力矩。
It is demonstrated that there exists a part of high pressure on the body surface of the rocket near the fore-located nozzles, thus forming a overturning moment.
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.
但Aerion公司确认为，减弱音爆的最好办法就是只在水面上空超音速飞行，而放弃那些无谓的努力。
But Aerion reckons that a far better approach is to abandon efforts to reduce the sonic boom and fly supersonic only over water.
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).
在超音速飞行器的设计中，由于气动加热效应相当剧烈，考虑热效应的壁板颤振问题成为一个不可忽视的气动弹性问题。
Because of the drastic aerodynamic heating effect, panel flutter analysis considering thermal effects becomes an emerging problem in the design process of supersonic aircraft.
通用从1957年开始销售聚碳酸酯以逐步取代玻璃和金属，它的应用非常广泛，从电子咖啡机到超音速飞行器的表面材料。
GE began selling Lexan in 1957. A potential replacement for glass and metal, it was used for everything from electric coffeemakers to the light covers on the wings of supersonic aircraft.
与大多数其他X -飞机，就X - 48b是不适合超音速飞行，相反，它的目的是研究如何建立更安静，更省油的飞机。
Unlike most other X-Planes, the X-48B isn't designed for supersonic flight; rather, it's meant to study ways to create quieter, more fuel-efficient aircraft.
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。
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.
近年来，新一代的战斗机及新型的战略导弹对超音速、高超音速飞行的要求，引起了国内外许多研究人员对这一类流动的重视。
In recent years, the most of new fighters and strategic missiles require fly with supersonic or hypersonic speed, and this make a lot of researchers think much of this kinds of phenomena.
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。
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.
1947年，查克·耶格尔用火箭动力的X - 1第一次突破了音障，让我们吃惊的是，仅仅23年后，我们在休闲旅行中已经可以享受超音速飞行。
Chuck Yeager first broke the sound barrier in his rocket-powered X-1 in 1947, so it's staggering to think that just 23 years later, we stood poised to take our leisure travel supersonic as well.
1947年，查克·耶格尔用火箭动力的X - 1第一次突破了音障，让我们吃惊的是，仅仅23年后，我们在休闲旅行中已经可以享受超音速飞行。
Chuck Yeager first broke the sound barrier in his rocket-powered X-1 in 1947, so it's staggering to think that just 23 years later, we stood poised to take our leisure travel supersonic as well.
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