Analyzing and experimental results show that a fairly wide range of oscillation frequency can be controlled by a single grounded resistor.

理论分析和实验结果表明：只需调节一个接地的电阻，振荡频率可调范围相当宽；

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To explain the generative mechanism of low pressure and mass flow self-excited oscillation pulsed jet, the nozzle optimized design range of structure and operation parameters was investigated.

为了揭示低压大流量下自激振荡脉冲射流清洗的脉冲发生机理，研究了这种工况下喷嘴结构和运行参数的优化设计范围。

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The flow-induced self-sustaining oscillation and standing wave resonance of protruding and trap cavities are studied at the low speed range.

本文研究了低流速范围内突出式和陷落式圆柱形腔的流激自持振荡和驻波共振问题。

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