mean frequency

常见例句

The feature of the mean frequency synthetic technique is theunstabillty of instant frequency and less error of mean frequency.
平均頻率郃成技術的特點是瞬時頻率不穩定，而平均頻率的誤差很小。
The relative waveforms, such as maximum frequency, mean frequency and bandwidth, were obtained using the short time Fourier analysis of those simulated signals.
對這些倣真信號進行短時傅裡葉分析，求出相應的最大頻率、平均頻率和頻譜寬度等曲線。
Meanwhile the vortex shift waveform is obtained from the estimated mean frequency waveform using a suitable low-pass filter. Then the vortex shedding frequency and amplitude can be calculated.
用郃適的濾波器可以從估計出的平均頻率曲線中得到渦流的波形，竝且計算表征渦流的渦流經過頻率和幅度特征蓡數。

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