Хятад ПХБ (хэвлэмэл хэлхээний самбар) үйлдвэрлэгчид ба …
PCB Introduction The printed circuit board is composed of an insulating bottom plate, a connecting wire and a pad for assembling and welding electronic components, and has the dual functions of a conductive circuit and an insulating bottom plate. It can replace complex wiring and realize t...