| 1. | Empirical results are needed in the transonic mach regime .
在跨音速马赫数范围内需要经验结果。 |
| 2. | A hot core heater would be very useful to avoid condensation of the constituents of air at the higher mach numbers .
利用一个核心加热器，可以有效地避免空气成分在较高马赫数时发生冷凝。 |
| 3. | The dynamic performance of a ram air system will vary with mach number and altitude and this tends to follow the aerodynamic characteristics of the missile .
像导弹空气动力特性一样，冲压空气式系统的动态特性随马赫数和高度的变化而变化。 |
| 4. | There are shocklets in the mixing layer with convective mach number 1 . 2
高对流马赫数混合层中存在较弱的小激波间断。 |
| 5. | Valve outlet mach number
阀出口马赫数 |
| 6. | The profiles of density , velocity , temperature , pressure and mach number can be obtained by the computation
通过计算可以得出密度、速度、温度、压力和马赫数的分布。 |
| 7. | Schedule for tables relating to altitudes , airspeed and mach numbers for use in aeronautical instrument design and calibration
航空仪表设计和校准用高度空速和马赫数表 |
| 8. | In among , the control system of mach number is a core system , which guarantee realizing performance for nf - 6 wind tunnel
其中马赫数控制系统是保证整个风洞性能指标的核心系统。 |
| 9. | The equal density and pressure of free streams are chosen to study the effect of compressibility on the mixing layer
计算选取来流密度和压力相等，对流马赫数从0 . 2到1 . 2 ，以研究压缩性对混合层流动的影响。 |
| 10. | At last a simple mathematic mode of vortex instability is given to describe the up most factor of instability in transition
同时对马赫数对转捩位置的影响也进行了讨论。最后简要地讨论了新的转捩判定方法。 |
