语音信号的采集与处理，数字信号处理课设，有井曲线作为输入可计算其地震波的衰减,汽车课设货车Matlab驱动力图程序。- Acquisition and Processing of the speech signal, digital signal processing class-based, There is a well attenuation curve as input to calculate its seismic waves, Car class-based truck drive