In this paper, the shear layer oscillation mechanism is analyzed producing and impacting which aiming at the flow circs of the jet flow simulation.
本文针对伺服阀前置级射流流场的流动情况，分析了产生和影响剪切层振荡的机理。
The oscillation of the shear layer decreases with the increase of the plate length.
随着腔内平板长度的增加，剪切层振荡的程度有所减小。
One of the more severe fluctuating pressure environments encountered in supersonic or hypersonic flows is the shock wave oscillation driven by interaction of a shock wave with boundary layer.
在超声速或高超声速绕流中，一种很严重的脉动压力环境是由激波边界层相互作用引起的激波振荡。
Through the border conditions of damping layer combined with the shell the coupled oscillation equation was solve, and radiation sound field expression was shown using the shell displacements.
通过阻尼层与壳体作用的边界条件求解流固耦合振动方程，解得辐射声场的表达式。
It is well correspond to zonal wind oscillation on low layer of the stratosphere over Equator.
这种周期振荡现象与赤道平流层的纬向风的准两年周期振荡现象有很好的对应关系。
It is well correspond to zonal wind oscillation on low layer of the stratosphere over Equator.
这种周期振荡现象与赤道平流层的纬向风的准两年周期振荡现象有很好的对应关系。
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