WDF PCB D 060 材料PCB層數(shù)1L板厚0.12mm銅厚1OZ尺寸100mm*100mm最小線(xiàn)寬線(xiàn)距4mil/4mil最小孔徑0.1mm覆蓋膜黃色字符白色表面處理沉金其它 admin2019-12-06T16:36:28+08:00