科技英语学习前导知识
Unit　1 Data Communication
Text　1 Introduction to Data Communication
Text　2 Data Transmission
Text　3 Switching Technologies
Text　4 Access Technologies
Text　5 Data Communication Protocol
Useful　Skill：电信英语专业词汇的学习
Reading　Material：Asynchronous Transfer Mode (ATM)
Unit　2 Optical Fiber Communication
Text　1 Fiber-optic Cable
Text　2 Introduction to Optical Communication System
Text　3 SDH (Synchronous Digital Hierarchy)
Text　4 ASON（Automatic Switched Optical Network）
Text　5 Fiber to the Home
Useful　Skill：科技英语的句子结构特点分析
Reading　Material：Introduction to PON
Unit　3 Wireless Communication
Text　1 GSM (Global System for Mobile Communication)
Text　2 Code Division Multiple Access (CDMA)
Text　3 Introduction to 3G
Text　4 Introduction to 4G (LTE)
Text　5 Satellite Communication
Useful　Skill：科技英语阅读与翻译
Reading　Material：Bluetooth Technology
Unit　4 Data Communication Network
Text　1 PSTN
Text　2 Introduction to ISDN
Text　3 Introduction to Internet
Text　4 Internet of things
Text　5 WLANt
Useful　Skill：怎样阅读英文产品说明书
Reading　Material：Introduction NGN
AppendixⅠ　练习参考答案
Unit　1 Data Communication
Unit　2 Optical Fiber Communication
Unit　3 Wireless Communication
Unit　4 Data Communication Network
Appendix　Ⅱ 常用电信英语缩略语
Appendix　Ⅲ 世界通信公司的英语名称和简介
Appendix　Ⅳ 课后单词