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1·It shows the indicated airspeed and the Mach number.

它显示了飞行速度和马赫数。

2·The hot air permitted higher speeds before the critical Mach number was exceeded.

热空气可使之在超过临界马赫数之前达到更快的速度。

3·A power correlation between expansion ratio and Mach number at the nozzle outlet was found.

并给出了膨胀比与喷嘴出口马赫数之间的幂指数关系。

4·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。

5·A rapid aerodynamic prediction code to Mach number 8 for wing-body combinations has been developed.

本文提供了一个可计算马赫数到8、计算速度快的弹一翼组合体空气动力计算方法。

6·The initiation point is not fixed on the focusing point but varies with the incident shock Mach number.

爆轰波爆点位置在对称轴上并不是固定的点，而是随着初始激波马赫数的变化而发生移动；

7·The aviation bomb is flying in the high density atmosphere layer. Its fight Mach number is generally 0.9.

航弹主要是在稠密的大气层中飞行，巡航马赫数一般在0.9附近。

8·This method is used to design a series of nozzles. Their Mach number profiles are satisfied for the users.

利用该法设计的一系列喷管，其M数分布满足用户需要。

9·Experimental results of heat transfer to rough walls are given here for sphere cone models at Mach number 5.

本文介绍了来流马赫数5的条件下，典型球锥模型的粗糙壁热交换实验结果。

10·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。

马赫数

1·The average effective pitch damping increases with increasing Angle of oscillation amplitude and decreases with increasing Mach number.

角振幅增大会使返回舱的平均俯仰阻尼增加，马赫数增大使俯仰阻尼降低。

2·As example, the operating regime, wall profile and performance parameters of supersonic combustors with entry Mach number 2.2 are computed in some detail.

并以燃烧室的进口马赫数是2.2为例，对燃烧室的工况、壁型及参数变化进行了详细的分析研究。

3·The model inputs include the fuel flow, the nozzle area, the altitude and Mach number, and model outputs include the rotor speed, the temperature and the air pressure.

模型的输入量包括燃油流量、喷口面积、高度及马赫数，输出量则包括高、低压转子的转速及各截面的温度和压力。

4·The time histories of ground responses and wave motions are presented, and it was found that significant wave propagations are generated when Mach number of moving load approaches or exceeds 1.0.

通过数值计算给出了地基表面振动的动力时程和三维波动场的分布，发现当移动荷载的马赫数接近或大于1.0时地基中产生明显的波动传播现象。

5·This paper presents the surface characteristics of the inter-action between shock wave and turbulent boundary layer induced by sharp fin with emphasis on Mach number effects.

本文介绍了尖前缘翼诱导激波和湍流边界层干扰流场壁面特性，着重强调马赫数影响。