技术专栏
3.0厚的电路板能下沉1.6吗
1***1W
225
1
<img src=‘/uploadfiles/image/20210428/1619597206136084514.png’ title=‘1619597206136084514.png’ alt=‘板子.png’/>
<img src=‘/uploadfiles/image/20210428/1619597206136084514.png’ title=‘1619597206136084514.png’ alt=‘板子.png’/>