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马赫数

na.【物】Mach number
网络Supersonic flow; MMO; Mach munber

马赫数

马赫数

英-汉网络释义

马赫数

na.

1.【物】Mach number

1

By numerical simulation, the optimal value of the plenum chamber height , the ejector slot height and the wall porosity have been found.

计算结果表明，不同的驻室高度和引射缝高度对实验段马赫数分布有很大影响；

3

However , for some types the AFM notes a correction that must be made to the Indicated Mach to provide the True Mach .

然而，一些航空器上的飞行管理计算机自动将指示马赫数修正为真马赫数。

6

with high temperature and high pressure in nozzle of wind tunnel , the effect of variable specific heat on nozzle design must be considered.

本文针对超音速、高超音速喷管内马赫数、温度变化剧烈的特点，研究了比热容变化对设计喷管型面产生的影响。

8

10

The results indicate that the inlet Mach number and the diameter of projectile's ball head are important factors of aerodynamic heating .

计算结果表明：来流马赫数、头部球头的直径等是影响气动热的重要因素。

11

The shock total pressure was estimated with the normal component of the Mach number using normal shock theory.

激波总压损失用正激波关系式通过马赫数法向分量估计。

12

The futuristic snooper could reach at least Mach 3 . 2 while soaring above 85, 000 feet. It could cross the U.

这种新式侦察机在 8.5万英尺的高空飞行时，其马赫数至少能达到 3 .

13

Meanwhile, the oscillation amplitude is mainly determined by the mean Mach number .

平均马赫数对旋涡脱落频率的影响不大，对压力振幅的影响显著。

15

20

The Mach number at cascade inlet increasing range was larger with the slot width increased .

缝隙宽度的增大使叶栅进口马赫数升高的幅度也越大。

22

The main flow is approximately dependent only on Mach number .

主流仍然近似地只同马赫数有关。

23

Faster than around Mach . 85 -- or 85% of the speed of sound -- friction , turbulence and sonic boom cause big headaches.

马赫数大于 0.85——也就是速度与音速之比为 0.85 时，摩擦力、气流以及音爆会使人头疼难忍。

24

At higher altitudes , speed in Mach becomes more important than speed in knots .

在高空中，使用马赫数表示速度比使用节更有意义。

25

Analysis and Testing of Mach-Scaled Rotor with Trailing-Edge Flaps .

带后缘襟翼马赫数尺度旋翼的分析与测试。

26

A class of compressible flow Mach number limit .

一类可压缩流的马赫数极限。

27

Ramjets work best at speeds of Mach 2 (twice the speed of sound ) and higher .

冲压式喷射发动机在马赫数为 2 （音速的两倍）或更高时工作得最好。

28

29

The CO2 jet excited under three different frequencies was injected into the Mach 2 . 5 supersonic flow .

本文设计了三种频率的 CO2 激励射流，将其横向注入马赫数 2.5 的均匀超声速来流当中。

30

The Mach number clicks up real fast even above Mach 1 . 0 .

即便在超出 1 马赫之后马赫数的跳动还是很快。

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