全书共19 章，主要内容包括：原理图设计，元件库制作，PCB 元件的布局、布线，Gerber 及相关生产文件输出的设计流程，PADS 高级功能应用，多层印制电路板的设计原则与方法(The book consists of 19 chapters, including schematic design, component library production, layout and wiring of PCB components, design process of Gerber and relevant production documents output, advanced function application of pads, design principles and methods of multilayer printed circuit board)