... flow noise spectra 流动噪声谱 Jet Flow Noise 喷流噪声 noise flow 噪音流 ...
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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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