fix onnx export bug

hnluo

2023-08-29 72b6c7735e44fff12c4a3d401deb98c59f16ab0f

1
2
3
4
5
6
7
8
9
10
M    million
MLN    million
m    million
mln    million
B    billion
b    billion
BN    billion
bn    billion
K    thousand
k    thousand