新建文件夹
..........\1.wav
..........\10.wav
..........\2.wav
..........\3.wav
..........\4.wav
..........\5.wav
..........\6.wav
..........\7.wav
..........\8.wav
..........\DW.m
..........\DW2.m
..........\EMD.m
..........\boundary_conditions_emd.m
..........\cubicspline.m
..........\dsrate.m
..........\enframe.m
..........\heartsound.wav
..........\jianyan.m
..........\mengxian.m
..........\srate.m
..........\strtest.m