https://blog.csdn.net/qq_35605018/article/details/106169497
https://jingyan.baidu.com/article/656db91881ff72e381249c1d.html
https://blog.csdn.net/suguolin/article/details/72533256
方法1:place/solid region,在定位孔附近画一个区域(若要画圆形的区域,先画圆并选中,再tools/convert/create cutout from selected primitives),双击勾选polygon cutout,完成敷铜。
方法2:先敷铜,再place/polygon pour cutout,双击铜皮,重新敷铜。