complex flow oscillation 复合型脉动
flow oscillation in channel elements 管间脉动
power oscillation flow 功率振荡增量
cavity flow-induced oscillation 空腔流动振荡
self-oscillation pulsating flow 自激振荡脉冲射流
The setpoint control of the Ievel is one of the principal factors that cause the flow oscillation.
液位的定值控制是造成物流频繁变化的主要因素之一。
In the experiment it is found that at a certain external flow velocity and cavity size a strongly self sustained flow oscillation in the cavity would appear.
实验发现，在一定的气流速度和空腔几何尺寸下，空腔内流动会出现强烈的自持振荡。
In the study of flow oscillation and discrete frequency noise of impinging jet, it is found that there is a critical pressure ratio for a given nozzle and a nozzle-to-plate distance.
为探索冲击射流离散频率噪声的产生机理，系统地研究了冲击射流离散频率噪声的特性。
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