1) exit Mach number
出口马赫数
1.
The results of the calculation show: the exit Mach number of oxygen and pressure of inlet oxygen are depending on inner diameter of the tube, oxygen flow, furnace pressure and temperature of inlet oxygen.
计算结果表明：氧气出口马赫数及氧气入口压力与氧管内径、氧气流量、炉内操作压力以及氧气入口温度等因素有关。
2) valve outlet Mach number
阀出口马赫数
3) inlet Mach number
进口马赫数
4) Mach number
马赫数
1.
Research on the Mach number control system in NF-6 wind tunnel;
NF-6风洞马赫数控制系统研制
2.
Research of application of neural network in Mach number identification of wind tunnel flow field;
神经网络在风洞流场马赫数辨识中的应用研究
3.
Experimental study on the vortex tubes with different Mach number nozzles
喷嘴马赫数对涡流管性能影响的实验
5) micro-Mach number
微马赫数
1.
The relationship between the variation of density and the variations of pressure and temperature is educed under micro-Mach number by the theoretical analysis on the steady flow of ideal fluid,and the theoretical analysis of the incompressibility of low-speed gas flow is obtained when the flow is treated as an incompressible flow with M<<1.
通过理想流体定常流动的理论解析,导出了微马赫数下密度的相对变化率与压强、温度的相对变化率的关系式,得到了当M<<1时的低速气体流动问题可视作不可压缩来处理的直观理论解析。
6) high speed and complicated in shape
马赫系数
补充资料：飞行马赫数
飞行马赫数：
变称飞行m数。飞行器的飞行速度与其飞行高度上音速的比值。因奥地利物理学家e·马赫最早使用这一比值研究炮弹的高速飞行而得名。飞行速度大于1为超音速飞行，小于1为亚音速飞行。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条