分析结果表明，水泵吸水池内部流动所引起的压力和振动变化关系密切，都是由吸入涡的非定常特性引起的。
The results show that the pressure signal changes are closely related to the vibrations, both of which are caused by the unsteady characteristics of the vortex flow.
作为算例用它计算了后掠超音速平板叶栅由于振动引起的非定常空气动力功。
Program and unsteady aerodynamic work caused by oscillation of sweepback supersonic plate cascade were provided as an example of its application.
本文提出了用小扰动欧拉振幅方程求解振动叶栅非定常流场的方法。
In this paper, the Euler amplitude equation is developed to obtain the unsteady flow field in vibrating cascades.
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