中文说明：
对音乐波形的自动分析，用傅里叶级数或傅里叶变换的方法来做，最后用分析得到的吉他的特性来演奏东方红
English Description：
The automatic analysis of music waveform is done by Fourier series or Fourier transform. Finally, the characteristics of guitar obtained by analysis are used to play Dongfanghong < br / >