This book introduces the Multisim10.0 Simulation software in detail, and describes the application of Multisim10.0 In circuit and electronic technology through a large number of examples. The main contents of the book include the interface and menu of Multisim10.0; Various components of Multisim10.0; The use of more than 20 instruments and meters provided by Multisim10.0; 18 Of Multisim10.0 Three circuit simulation methods, especially six basic analysis methods; combining the main contents of circuits, analog electronic technology and digital electronic technology, the application of Multisim10.0 Is described; and the microcontroller simulation based on Multisim10.0. This book can be used as a simulation textbook for students studying electronics, electrical and non-electrical majors in colleges and universities to study circuits, electronic technology and electrical engineering courses. It can also be used as a reference book for engineering and technical personnel engaged in system design and development.