技术专栏
请问PCB贴膜蚀刻后,铜线上的膜宽度是不是等于我的设计线宽。还有W1和W2的差值是多大?
8***4A
238
1
<img src=‘/uploadfiles/image/20210121/1611216918011060431.png’ title=‘1611216918011060431.png’ alt=‘蚀刻.png’/><img src=‘/uploadfiles/image/20210121/1611216924210085351.png’ title=‘1611216924210085351.png’ alt=‘线宽.png’/>