本書是一本立足本科生水平的電動力學教材,主要闡述電磁場理論,分析各個實驗定律,從中總結出電磁場的普遍規律,建立麥克斯韋方程組和洛倫茲力公式,討論恒定電磁場問題,說明一些恒定場的基本性質和求解電場和磁場問題的一些基本方法,討論電磁波的傳播與輻射,介紹一般情況下勢的概念和輻射電磁場的計算方法,*後將電動力學的參考系引入相對論時空觀,導出電磁場量在不同參考系間的變換,並且說明相對論力學的基本概念。本書注重把現代物理前沿引入教學,把電動力學問題擴展到多個前沿的研究領域,如固體物理、天體物理、核物理學、計算物理等。本書涵蓋我國物理專業電動力學課程的基本內容,可作為高等學校物理專業低年級學生學習電動力學課程的教材或參考書,也可作為電子、材料、通信等專業高年級學生的教學參考書。This is a blingual edition of the following title published by Cambridge University Press:Introduction to Electrodynamics,Fourth edition,ISBN 9781108420419This book was previously published by Pearson Education,Inc. 1989, 1999, 2013Reprinted 2018Cambridge University Press and China Machine Press 2020.This blingual of edition is authorized for sale in the People’s Republic of China (excluding Hong Kong, Macau and Taiwan) only. Unauthorised export of this blingual edition is a violation of the Copyright Act. No part of this publication may be reproduced or distributed by any means, or stored in a database or retrieval system, without the prior written permis