喷管喉部 meaning in Chinese

nozzle throat

As the velocity in the nozzle throat is sonic, the effect must be transmitted upstream through the boundary layer .
当喷管喉部达到音速时，这种影响一定是通过附面层向上传播而引起的。
The development and disappearance of the acoustic oscillations are influenced by the nozzle throat size and open - time of the plug
计算结果表明，这些影响包括了声振的强度、阻尼和频率，发动机点火后喷管喉部尺寸和堵盖打开的时间影响到振荡波的发展和消失。
The minimum requirement for supersonic separator to accomplish its basic function is that the flow inside the separator must be at the critical state at the laval nozzle throat and its flow rate must be equal to its critical flow rate , or the dehydration performance will deteriorate
改进旋流器的设计,使其摩阻尽量小,从而使激波向远离laval喷管喉部方向移动,可以有效改善分离管的工作性能。在目前所设计的三个旋流器中,旋流器a的