net pressure fluctuation 脉动净压力 pressure fluctuation signals 压强脉动信号 Respiratory Blood Pressure Fluctuation 呼吸性血压波动 ..
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因而可以利用壁面压强脉动信号的分析结果间接反映经过边界层的相干结构的时间特征。
Therefore the analysis results of time scale of fluctuating wall pressure can be used to indicate the time features of coherent structure of the turbulent boundary layer.
根据压强脉动信号波形和频域的分析结果，研究了三相流化床不同空间位置压强的脉动特征。
Accordimg to the results of wave form and frequency domain analyses of pressure fluctuation signals, characteristics of pressure fluctuation at different space locations were discussed.
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