The power spectrum analysis based signal processing method was studied.
研究基于周期图谱分析的涡街信号处理方法。
Power Spectrum Analysis is a common method for precise detection in mechanical fault diagnosis.
功率谱分析是机械故障诊断技术中精密诊断的常用方法。
The power spectrum density (PSD) function is important in gust load flight experiment data analysis.
功率谱密度（PSD）函数在阵风载荷飞行试验数据分析中占有重要的地位。
The power spectrum density (PSD) function is important in gust load flight experiment data analysis.
功率谱密度（PSD）函数在阵风载荷飞行试验数据分析中占有重要的地位。
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