subsonic

adj.

1. 亚声速的；亚声速飞行的
   less than the speed of sound; flying at less than the speed of sound

1. ADJ 亚音速的;亚音速飞行的
   Subsonic speeds or aeroplanes are very fast but slower than the speed of sound.
   1. This is 20,000 feet higher than most subsonic airliners.
      这比大多数亚音速飞机的飞行高度高 20,000 英尺。

1. This is 20,000 feet higher than most subsonic airliners.
   这比大多数亚音速飞机的飞行高度高20,000英尺。
2. A subsonic jet airliner operated over short distances.
   短距离的次音速的客机。
3. A subsonic jet airliner operated over short distances. It would reach hypersonic speeds& five times the speed of sound.
   短距离的次音速的客机。也就是说，要使飞机达到特超音速&即音速的五倍。
4. The other is deflagration, or subsonic burning, which causes little or no blast.
   另一种是爆燃，或者又称亚音速燃烧，这种方式很少产生爆炸。
5. But it is unlikely that the shape of subsonic aircraft will change radically in the foreseeable future.
   但在可预见的未来，亚音速飞机的形状不会发生根本的改变。
6. Numerical Simulation of Effect of Inlet Total-Pressure Distortion on Subsonic Axial-Flow Compressor
   进口总压畸变对亚声速轴流压气机流场影响数值研究
7. The Airbus, perhaps the most advanced subsonic airliner in use, has wings designed so that lift is spread along their breadths.
   空客，也许是现使用中最先进的亚音速客机，它们的翼型设计使得升力沿客机的宽度伸展开来。
8. Subsonic vortical flows over a slender body at different angles of attack were simulated numerically, and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
   运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构，探讨了非对称涡流的气动力特性。
9. They had flown at a high subsonic speed.
   他们以亚音速作高速飞行。
10. Subsonic Multi-point Design of A Reflex Foil Based on Genetic Algorithm
    基于遗传算法的负弯度翼型亚音速多点设计
11. Numerical simulation for flow field on the meridional stream surface of a subsonic axial compressor rotor
    亚音速轴流压气机转子子午流面上的流场模拟
12. The approach can unify the subsonic, transonic and supersonic inverse problems and avoid the direct simulation of the unsteady wake of oscillating airfoil.
    提出在映象坐标下求解二维非定常欧拉方程获取二维振荡机翼的气动反命题解，给出了非定常气动反问题的边界条件和求解方法。
13. An ABB variable speed drive system is to power the giant fan that generates subsonic wind speeds at Boeing's flagship wind tunnel in Philadelphia.
    ABB的一个变速驱动系统正在为波音公司在费城的旗舰风洞的大型风扇提供动力，以制造出次音速风速。
14. Subsonic Aerial Targets Passive Acoustic Detection Positioning System
    亚音速空中运动目标被动声探测定位系统研究
15. The role of complex tip flow mechanisms on flow instability in a subsonic axial-flow com-pressors has been assessed using time-accurate single blade passage computations and experimental measurement.
    本文首先利用动态测试手段和非定常数值模拟手段探讨了亚音速条件下叶顶复杂流动机制触发轴流压气机内部流动失稳机制。
16. Unlike in subsonic and transonic speed regimes, the interference resulting from the finite size of the test region is seldom present.
    不像在亚、跨音速区域，这里因试验段尺寸有限造成的干扰是难得存在的。
17. What he envisions is an ellipsoid with tiny wings that he says can take off vertically and move like an alien spaceship, albeit at subsonic speed.
    他所设想是极有椭翅膀起飞，他说像一个垂直和举措外国人飞船，不过亚音速速度。
18. Transversal flow subsonic chemical laser
    横向流亚声化学激光器
19. This paper presents a ALGOL program for Calculating The lift distribution on wings with control surface in steady and unsteady subsonic flow.
    本文提供了计算亚音速偏转操纵面机翼的定常和非定常升力分布的算法语言程序。
20. A prediction method of lift to drag ratio of subsonic maneuverable missile was given. This paper introduces the trim aerodynamic characteristics of re-entry modules.
    利用客机／货机升阻特性的预测方法对亚声速飞航导弹的升阻特性进行预测，并给出了合理的修正。本文主要介绍小升阻比载人飞船返回舱的配平气动特性。
21. A compact subsonic CW chemical oxygen-iodine laser ( COIL) was firstly used as a probe to measure the temporal and spatial dependence of the small-signal gain in a supersonic CW COIL.
    首次利用一台亚音速小型连续波化学氧碘激光器做探测光源，用放大法直接测量超音速化学氧碘激光器的小信号增益系数，测得了小信号增益系数随时间和气流方向的变化。
22. Calculation of the Drag of Wings with Arbitrary Planform by Use of Network Method at Supersonic and Subsonic Speed
    用网格法计算任意平面形状超、亚音速机翼阻力
23. Air-fuel mixture formation and combustion process of a high-speed direct-injection diesel engine with high pressure injection single subsonic jet
    高压喷射的高速直喷柴油机混合气形成及燃烧过程单亚音速喷气发动机
24. Aircraft flying at subsonic speeds.
    以次音速飞行的飞机。
25. Design of attitude determination and control system of high subsonic UAV flight
    高亚音速无人机姿态确定与控制系统设计
26. This airplane can go out to high subsonic speeds very easily without using afterburner. Residents have been complaining of the "boom" which is heard whenever a jet breaks through the sound barrier.
    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。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。
27. Application of endwall contour on subsonic axial flow compressor stage
    端壁造型技术在亚声轴流压气机级中的应用
28. But recorded at a subsonic level is a mantra.
    但是用超低音录下了一段咒语。
29. Furthermore we discussed the method of defining the optimal contour in the supersonic and subsonic regions.
    并讨论了亚音速段和超音速段最佳轮廓线的确定方法。

adj

1. (of speed) less than that of sound in a designated medium
   1. aircraft flying at subsonic speeds