A lot of complex functions, such as 1/3 octave analysis, sound power, tonality narrow band analysis, vibration spectrum, have been solved.
解决噪声1/3倍频程、声功率、音调窄带谱，振动频谱等复杂功能的在线分析与处理。
In the FFT based algorithm for octave CPB spectrum, the frequency leakage causes big calculation errors in each frequency band.
基于FFT的倍频程CP B谱实现算法中，由于FFT变换时频谱泄漏的影响，导致倍频程CP B谱许多频段出现较大的计算误差。
In the FFT based algorithm for octave CPB spectrum, the frequency leakage causes big calculation errors in each frequency band.
基于FFT的倍频程CP B谱实现算法中，由于FFT变换时频谱泄漏的影响，导致倍频程CP B谱许多频段出现较大的计算误差。
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