技术专栏
为什么我绘制的两层板会显示是四层板
2***3F
245
1
<img src=‘/uploadfiles/image/20210508/1620470171780038862.png’ title=‘1620470171780038862.png’ alt=‘image.png’/>

<img src=‘/uploadfiles/image/20210508/1620470171780038862.png’ title=‘1620470171780038862.png’ alt=‘image.png’/>