PCB工艺边及拼板规范.pdf

WI-EN-021SHENZHENHOLDLUCK-ZYTPOWERSUPPLYTECHNOLOGYCO.,LTD..A/0PCB1of811.1PCBPCB2PCB33.13.1.13mmPCB13.1.2PCB3mm23.1.3PCB34://://://://://()3.2.2.2.3PCB2L20mmL50mm10://://://://://://://://://