Novel Design and Simulation Research on Integrated Navigation System of Subsonic Vehicle;
新型亚音速飞行器组合导航系统方案及其仿真研究
The subsonic vehicle has the characteristics of low speed, longtime flight and low dynamics.
亚音速飞行器具有飞行速度低,飞行时间长,低动态的特点。
Based on the scenario given by the experts from the World Meteorology Organization and International Civil Aviation Organization, the effects of the current emission by subsonic aircraft on the surface ultra violet radiation is estimated by a radiative transfer model.
根据世界民航组织和世界气象组织有关专家对当前亚音速飞机排放量的估计和将来20年内增长的预测，用辐射传输模式估算了飞机排放物对地面紫外辐射水平的影响。
Numerical simulation of aerothermal calculation of hypersonic vehicle;
高超音速飞行器头罩气动热流场数值模拟
Influence of tailpipe nozzle configuration on longitudinal static stability of hypersonic vehicle;
尾喷管构型对高超音速飞行器纵向静稳定性的影响
a subsonic speed, aircraft, flight
亚音速、 亚音速飞机、 亚音速飞行.
aircraft flying at subsonic speeds.
以次音速飞行的飞机。
a sonic boom follows an aircraft as a wake follows a ship.
超音速飞行会产生音爆。
the physics of supersonic flight.
超音速飞行的物理性质
The new airplane flies at twice the speed of sound.
这架新型飞机以两倍于音速的速度飞行。
The new plane flies at twice the speed of sound
这种新式飞机以两倍于音速的速度飞行。
hypersonic flight environment simulator
高超音速飞行环境模拟器
The Flutter Study of Supersonic Wing-Body Combination
超音速飞行器翼—身组合体的颤振研究
If a plane is flying at Mach2, it is flying at twice the speed of sound.
假如飞机以二马赫的速度飞行，那么它的速度就是音速的两倍。
It flew with the speed of the wind and gave forth a melodious sound (a humming noise?
它以风速飞行，发出了音调优美的声音（交流声？）
She was the first woman to pilot a jet airplane faster than the speed of sound.
因为她是第一个飞行速度比声音传播速度还快的女性飞行员。
Of or relating to aerodynamic flow or flight conditions at speeds close to the speed of sound.
超音速的速度接近音速时的气流或飞行状况的、或与之有关的
Airliners in service at present cannot fly faster than the speed of sound.
目前供使用的客运机飞行速度不能超过音速。
This airplane can go out to high subsonic speeds very easily without using afterburner.
这架飞机能够很轻松地在不打开加力的状态下飞到高亚音速。
Residents have been complaining of the" boom" which is heard whenever a jet breaks through the sound barrier.
居民们一直抱怨喷气式飞机在作超音速飞行时所产生的“音爆。”
Numerical Analysis of Aero-optic Effects Induced by the Turbulence Flow Field Surrounding Super/Hypersonic
超音速/高超音速飞行器湍流流场气动光学效应分析
A jet stream injecting a supersonic external flow is a common techniquefor the flight control of an aerospace vehicle.
将一股射流喷入超音速外流是飞行器飞行控制的常用方法。
rotating compartment, designed to simulate supersonic flying conditions
旋转隔间,为模拟超音速飞行条件而设计
