The market for launching small satellites is presently only partly served by the Pegasus rocket, which is launched at high altitude by a commercial jet aircraft.
在小型卫星的发射这一市场，目前只有天马火箭公司提供一些服务。他们用商务喷气式飞机在高空进行发射。
But in the United States in the 1930s and 1940s, he was no less valuable, if not so publicly celebrated, as a pioneer in American jet and rocket technology.
在20世纪三、四十年代的美国，即使他尚未如此名满天下，但作为美国喷气式飞机及火箭技术先驱，其价值却一样宝贵。
We have a Eurofighter Typhoon jet engine plus a falcon rocket which gives us 47,000 pounds worth of thrust.
我们有台风战斗机的喷气发动机再加上一架猎鹰火箭的引擎，这使我们的这辆汽车可以冲刺47000英镑的价值。
Combining a rocket, a jet and a racing-car engine into one vehicle is engineering of an extreme sort, but record-breaking often demands that new problems be solved.
将火箭发动机、喷气式发动机和赛车发动机整合到一部车里，是一种极不寻常的设计，但是破纪录经常需要解决很多新问题。
Because all this is in the same rocket chamber, the aircraft can take off and land in the same way as a conventional jumbo jet.
由于它们发生在同一个火箭舱内，因此天龙能够像普通喷气式飞机一样起飞和着陆。
So the problem of taking the picture of real rocket jet with high temperature, high velocity and strong flame was solved.
解决了长期以来无法拍摄到高温、高速、强火焰光的火箭射流流场图像的问题。
In order to achieve a rapid initiation of detonation in a short distance, a flame jet ignition system was applied to the pulse detonation rocket engine (PDRE).
为了实现快速短距起爆，火焰射流点火系统被尝试应用在脉冲爆震火箭发动机上。
By measuring the thrust and lateral forces of solid rocket motor during firing conditions, the thrust vector control performances of jet TAB TVC and movable nozzle TVC were studied.
通过测量固体火箭发动机水下工作过程中的推力和侧向力，研究了扰流片和摆喷管两种推力矢量方式的水下推力矢量特性。
The moire deflectograms of impingement flow field of real rocket exhausted jet are obtained.
获得了真实火箭燃气射流冲击流场莫尔偏折图。
In this paper, an analysis of coupled vibration for the flexible spin rocket launch system with a supersonic exhaust jet is presented.
对于柔性旋转火箭发射系统，考虑高速燃气喷流作用下的系统耦合振动。
Taking the impact jet flow field of individual rocket as research object, this paper calculates the jet flow field near the back of the launching tube by using the numerical simulation method.
该文以单兵火箭冲击射流流场为研究对象，采用数值模拟技术，对定向器管尾附近区域的燃气流场进行了数值计算，给出了发动机工作早期阶段冲击射流噪声场形成过程的计算结果。
After comparing several common CAD modeling methods, the cubic parameter-spline curve is used to approach and interpolate discrete contour of usual and complicated rocket jet.
通过对几种常用的CAD造型方法的比较，对常用而复杂的喷管离散点型轮廓段的拟合插值采用三次参数样条曲线来完成。
This paper presents a no-contact temperature measurement for a small rocket engine jet exhaust, for a shock wave on nose cone of a model in a jet exhaust and for a model surface of various materials.
本文叙述了用光学法测量小发动机燃气流火焰温度、燃气流中模型前端的激波温度及不同材料的模型表面温度。
Starting with the invention of the bicycle, going on to sports cars, cars with jet engines, rocket-powered cars, attempts to break the sound barrier, and rocket-engine airplanes.
从发明自行车开始，一直到赛车，喷气发动机汽车，火箭动力汽车，尝试突破声障和火箭动力飞机。
Starting with the invention of the bicycle, going on to sports cars, cars with jet engines, rocket-powered cars, attempts to break the sound barrier, and rocket-engine airplanes.
从发明自行车开始，一直到赛车，喷气发动机汽车，火箭动力汽车，尝试突破声障和火箭动力飞机。
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