vb编写的，用于音频分析的快速复利叶算法。含有音频采样（wav），频谱分析。-vb prepared for the rapid analysis of the audio compound leaf algorithm. Audio samples containing (wav), spectrum analysis.

存ＶＢ代码实现的快速傅丽叶算法． 并根据算法实现频谱分析．-Keep VB code to achieve the rapid傅丽叶algorithm. And in accordance with spectral analysis algorithm.