fix onnx export bug

hnluo

2023-08-29 72b6c7735e44fff12c4a3d401deb98c59f16ab0f

1
2
3
4
5
6
7
8
9
first    one
second    two
third    three
fourth    four
fifth    five
sixth    sixth
seventh    seven
eighth    eight
ninth    nine