A.Top LayerB.Bottom LayerC.Mechanical 1D.Top Overlay
A.1號焊盤B.絲印左上角C.圖形左下角D.0號焊盤
設(shè)計規(guī)則如圖所示,則電源線(VCC)會布多寬?()
A.20或40milB.20milC.40milD.30mil