短时间熟练PROTEL DXP操作，分为： smthome_protel_DXP_教程.part1.rar smthome_protel_DXP_教程.part2.rar smthome_protel_DXP_教程.part3.rar-PROTEL DXP short of skilled operations, divided into: smthome_protel_DXP_ tutorial. Part1.rarsmthome_protel_DXP_ tutorial. Par