subsonic speed

Performance Analysis on the Coating of Subsonic Speed Flame Spraying for Blast Furnace Tuyere

高炉铜质风口套亚音速喷涂层的性能分析

They had flown at a high subsonic speed .

他们以亚音速作高速飞行。

A Numerical Method Study of Longitudinal and Lateral Aerodynamics at Subsonic Speed for Tactical Missiles

战术弹亚声速纵横向非线性气动力计算研究

The microstructure of subsonic speed flame spraying wc / ni metal - ceramic coating

WC/Ni金属陶瓷亚音速火焰喷涂层的微观组织机构

The Intelligent Venturi Flowmeter with Subsonic Speed and Sonic Speed

亚音速-音速文丘里智能流量计

Numerical computation of the flowfield about an aircraft with subsonic speed and nonsymmetric motion

飞机亚音速非对称运动流场数值计算

Characteristic Study of the Vortex Structure and the Lift Force over a Delta Wing Pitching Oscillation at Subsonic Speed

亚声速三角翼俯仰振动涡结构及升力特性研究

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

An Analysis of the Lift and Drag Effciency for the CK-1 Aircraft with Winglets at Subsonic Speed

CK-1飞机带翼梢小翼的亚音速升阻特性分析

THE INTERFERENCE FACTOR OF VORTEX LIFT OF WING-BODY COMBINATIONS AT SUBSONIC SPEED Sound velocity and acoustic nonlinearity parameter B / A in medium composed by certain components

亚声速组合体非线性升力干扰因子不同元系媒质的声速与非线性声参量

The coatings having heat - resistant and wear resistant performance can be obtained on copper parent metal by the subsonic speed oxy - acetylene flame spraying .

采用氧-乙炔亚音速火焰喷涂工艺对高炉铜质风口套表面喷涂耐高温、耐磨材料，可以改善工件的表面性能。

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。

The dynamic mesh technique was used to obtain the parameters of the 6 DOF movement . Compared the separation trajectory and missile posture change at subsonic speed and supersonic speed . Finally , got missile safe separation conditions .

通过使用动网格技术得到了导弹离机过程的六自由度运动参数，对内埋式导弹在亚声速和超声速条件下的分离轨迹和姿态变化进行了比较分析，得出了导弹安全分离的条件。

In this paper , the time dependent fully implicit Approximate Factorization ( AF ) algorithm was used to solve the flow fields of the subsonic high speed diffuser over the two dimensional and axial symmetry cases . The solution procedure employs Beam Warming implicit approximate factorization scheme .

运用时间相关的全隐AF方法，计算二维及轴对称亚声速高速扩散段内流场。采用隐式Beam-Warming近似因式分解格式求解。

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。