通过对帘栅电路的分析，说明对此电路必须作很好的处理以消除故障和防止寄生振荡。
An analysis of screen grid circuit shows that it must be carefully treated to avoid troubles and parasitic oscillations.
采用离散旋涡法对振荡叶栅传播失速不稳定流场进行了数值模拟。
The unsteady flow in an oscillating cascade with propagating stall was simulated numerically with discrete vortex method.
叶片间的振动相位差和来流冲角对振荡叶栅的稳定性均有较大影响。
Stability of an oscillating cascade is affected to a great extent by the interblade phase and incidence angles.
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