流量的福劳德数是流动状态的影响因素，即超临界流或亚临界流。
The Froude number of flow is the factor of flow status: supercritical flow or subcritical flow.
为了处理超临界流和有冲波情况，我们在方程中引入人工粘性项，以消除解中可能出现的不连续性。
An artificial viscous term is introduced in the equation to treat the supercritical flow with embeded shock waves and to eliminate the discontinuous solution.
本文采用二维可压缩非定常N-S方程模拟了带有上下开槽壁的跨声速二维管风洞中超临界翼型绕流的流场。
Transonic tube wind tunnel flows over supercritical airfoils with slots on both upper and lower walls have been simulated by using compressible unsteady two dimensional Navier-Stokes equations.
考虑汽流激振的超超临界汽轮机转子系统的稳定性分析是个较新的课题。
The stability analysis of rotor system of supercritical steam turbines including the steam-excited vibration is a comparatively new subject.
在船用汽轮机热力计算的变工况计算中，经常出现超临界工况及超流工况。
In the variable conditions calculation of thermodynamic calculation for Marine steam turbine, it is often for overcritical conditions and overflow conditions to occur.
得出最理想的方法是提高泵的转速，同时也证明了超临界氦循环泵采用高速全流泵和高速部分流泵设计的可行性。
It is proved that the best method is to enhance the rotor speed and the study shows that the pump can be designed as a full emission or a partial emission pump with a high speed.
这些电流引线的高温超导段系传导冷却，上端用79K液氮冷却，下端由4.5K超临界氦流迫冷；
The HTS sections of these leads are conduction cooled, and the upper ends are cooled with 79K LN2 and the lower ends cooled by 4.5K supercritical He flow.
利用计算流体动力学软件(CFD)，对某660MW超临界发电机组直接空冷排汽管道内的水蒸汽流场进行了三维数值模拟研究。
CFD software is used to perform 3-d numerical simulation of steam flow field inside direct air-cooling exhaust steam pipe of a 660 MW supercritical unit.
针对各种温度、压力下，马赫数2．5流场中超临界煤油的超声速燃烧性能进行了实验研究。
Characteristics of supersonic combustion by injecting supercritical kerosene fuel into a Mach 2.5 crossflow at various preheat temperatures and pressures were investigated experimentally.
针对各种温度、压力下，马赫数2．5流场中超临界煤油的超声速燃烧性能进行了实验研究。
Characteristics of supersonic combustion by injecting supercritical kerosene fuel into a Mach 2.5 crossflow at various preheat temperatures and pressures were investigated experimentally.
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