add sampling rate parameter

hnluo

2023-02-05 16d3783a54adb4a7380f0eddfd7e31a55147b1fb

1
2
3
4
5
6
7
8
p m    p.m.
pm    p.m.
p.m.
p.m    p.m.
am    a.m.
a.m.
a.m    a.m.
a m    a.m.