bottomsolder

  • 网络底层阻焊层

bottomsolderbottomsolder

bottomsolder

底层阻焊层

Altium Designer 中各层的作用_zfsuan_百度空间 ... topsolder 顶层阻焊层 bottomsolder 底层阻焊层 drillguide, 过孔引导层 ...