本书选材兼顾经典题材和新兴技术，在编写中力求改革创新，摈弃从语法到语法、死记硬背的陈旧教学方法，强调大量实践，注重培养学生以较高准确性和足够的速度阅读专业资料和文献的能力，兼顾一定的专业英语表达能力。
全书共20单元，各单元包括课文、词汇、难点注释、课外阅读资料、习题。课文内容涉及电子技术、通信工程、信息处理、计算机应用等领域的基础知识和新技术进展，每一单元包括2～3篇科技文章或技术资料，注意较广的科技英语基本词汇和不同的语言难度。对部分科技术语和重要概念提供简要的英文辅助资料，以便于理解课文，并在学习科技英语的同时扩大专业知识面。书后附有关于科技英语阅读、写作、克服中式英语等问题的指南和讨论。
本教材可供高等院校信息科学、通信工程、电子技术、计算机应用等专业的本科生和研究生学习专业英语之用，亦可供广大英语学习爱好者参考。

Preface
Unit 1 Electronics: Analog and Digital
Text
　　Part Ⅰ: Ideal Operational Amplifiers and Practical Limitations
　　Part Ⅱ: Data Registers and Counters
　　Part Ⅲ: Nature of Phase Lock
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Bridging the Gap between the Analog and Digital Worlds
　Exercises
Unit 2 Integrated Circuits
　Text
　　Part Ⅰ: The Integrated Circuit
　　Part Ⅱ: Application Specific Integrated Circuit
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings
　　1. Integrated Circuits: the Past and the Future
　　2. A Top-Down Approach to IC Design
　Exercises
Unit 3 EM Fields, Antenna and Microwaves
　Text
　　Part Ⅰ: Electromagnetic Field
　　Part Ⅱ: Microstrip Antenna
　　Part Ⅲ: Microwaves
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: What Are Microwaves?
　Exercises
Unit 4 Communication and Information Theory
　Text
　　Part Ⅰ: Telecommunication
　　Part Ⅱ: Data Transmission
　　Part Ⅲ: Information Theory
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings
　　1. Telephone
　　2. Radio and Television
　　3. The Internet
　Exercises
Unit 5 Multiple Access Techniques
　Text
　　Pa
　Notes on the Text
　Technical Tips
　Supplementary Readings: Wavelength-Division Multiplexing
　Exercises
Unit 6 Mobile Communications
　Text
　　Part Ⅰ: Mobile Communications
　　Part Ⅱ: Third Generation Wireless Networks
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Beyond 3G
　Exercises
Unit 7 Satellite Communications
　Text
　　Part Ⅰ: Applications of Communications Satellite
　　Part Ⅱ: Satellite Intemet Access
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: History of Communications Satellite
　Exercises
Unit 8 Optical Communications
　Text
　　Part Ⅰ: Electromagnetic Spectrum
　　Part Ⅱ: Optical Fiber
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Optical Systems
　Exercises
Unit 9 Digital Signals and Signal Processing
　Text
　　Part Ⅰ: Digital Signal Processing
　　Part Ⅱ: General Concepts of Digital Signal Processing
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Designing Digital Filters
　Exercises
Unit 10 Digital Audio Compression
　Text
　　Part Ⅰ: MPEG Audio Layer 3
　　Part Ⅱ: Digital Audio Compression Standard AC3
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Audio Compression Algorithm Overview
　Exercises
Unit 11 Dig
　Text
　　Part Ⅰ: Two-Dimensional Digital Images
　　Part Ⅱ: Digital Images -- Definition and Applications
　　Part Ⅲ: Introduction to Image Processing
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings
　　1. Medical Image Processing
　　2. Video Surveillance: Challenge and Solutions
　　3. Digital Video to Come Alive
　Exercises
Unit 12 Biometrics Technology
　Text
　　Part Ⅰ: Fingerprint Identification
　　Part Ⅱ: Introduction to Speaker Identification
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Biometrics Overview
　Exercises
Unit 13 Information Security
　Text
　　Part Ⅰ: Information Security - Introduction and a Brief History
　　Part Ⅱ: Basic Principles of Information Security
　　Part Ⅲ: Intrusion Detection System
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Hidden Communication
　Exercises
Unit 14 Telemedicine and Biomedical Signal Processing
　Text
　　Part Ⅰ: Telemedicine
　　Part Ⅱ: Computerized Tomographic Imaging
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Biomedical Signal Processing
　Exercises
Unit 15 Remote Sensing
　Text
　　Part Ⅰ: An Overview of Remote Sensing
　　Part Ⅱ: Using Remote Sensing to Monitor Global Change
　New Words
　Notes on the Text　Text
　　Part Ⅰ: Take Care of Your Computer
　　Part Ⅱ: Computer Buying Guide - PC vs. Macintosh
　　Part Ⅲ: Object-Oriented Programming Languages
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings
　　1. Parallel Processing
　　2. High Performance Computers
　Exercises
Unit 17 Computers and Networks
　Text
　　Part Ⅰ: Evolution of Computers
　　Part Ⅱ: Local Area Networks
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings
　　1. The Information Based Society
　　2. Google Unveils’Universal Search
　Exercises
Unit 18 Iuternet and Multimedia
　Text
　　Part Ⅰ: Multimedia
　　Part Ⅱ: Networks in Multimedia Applications
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: Impacts of the Internet
　Exercises
Unit 19 Artificial Intelligence
　Text
　　Part Ⅰ: What Is Artificial Intelligence
　　Part Ⅱ: Approaches of AI
　New Words
　Notes on the Text
　Technical Tips
　Supplementary Readings: History of Artificial Intelligence
　Exercises
Unit 20 Human Errors and System Design
　Text
　　Part Ⅰ: Learning from Disasters
　　Part Ⅱ: The Lessons of Human Errors
　New Words
　Notes on the Text
　Technical Tips
Appendix II. Writing Technical English
　　1. Writing in Plain English
　　2. Examples of Diseased English and the Cure
Appendix III. Avoid Pidgin English
　　1. Avoid Influence of Mother Tongue on Technical English Writing
　　2. Examples of Chinese English in Technical Writing
Appendix IV. How to Write Abstract
　　1. Types of Abstract
　　2. Length of Abstract
　　3. Styles
Bibliography