mach number
马赫数
常用释义
英式发音
美式发音
基本释义
- 马赫数：表示物体相对于声速的速度的无量纲物理量。
例句
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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。
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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。
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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。
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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。
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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。
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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；
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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。
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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。
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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。
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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。