本书为配合北京大学信息科学技术学院本科生主干基础课、北京市精品课“电路分析原理”课堂教学而编写，是北京市高校“优质本科教材课件”。可作为高等院校电子类基础课“电路分析”“电路原理”“电路基础”的教材，亦可供相关领域科技人员自学或参考。
为使读者在学习和选择参考书时减少困惑，本书力图体现如下特点：理论和知识体系完整，内容阐述简明生动、更容易理解和掌握。理实交融，例题、思考题、研讨题和习题丰富并富有启发，拓展题取材于科研一线，习题三星分层并附参考答案，方便自学自测。配合双语教学，章节纲要、名词术语、例题习题均采用中英双语，便于留学生使用。
This book is written for the undergraduate course \"Principles of Circuit Analysis\" of the School of EECS in Peking University. It is the \"high-quality undergraduate textbook\" for colleges and universities in Beijing. The book can be used as the teaching material of electronic-basic courses such as \"Circuit Analysis\" or \"Fundamentals of Electric Circuits\". It can also be used for self-study or reference by researchers in related fields.
The book includes the following characteristics. First, the theory and knowledge system are complete and easier to understand. Second, the book combines theory with practice. There are many examples, topics, problems, and exercises for discussion and practice. The extended topics are based on current scientific research. In addition, the exercises attached with reference answers are divided into three ranks according to the difficulty, which is convenient for self-study. Finally, the book is suitable for bilingual teaching. Chapter outline, terms, examples, and exercises are written in both Chinese and English. It is convenient for international students.
