In the experiment it is found that at a certain external flow velocity and cavity size a strongly selfsustained 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。
2
A new approach to the designing of hydraulic vibrating system on the principle of self-sustainedoscillation is proposed.
本文提出了一种运用自激振荡原理设计液压振动系统的新方法。
3
Self-sustainedoscillation characteristic of thermoacoustic stack is quantitatively proven based on thermodynamic theory to be negative damped oscillation.