Unit 1 Text A Basic Electrical Concept New Words and Phrases Notes Exercises Text B Introduction to AC New Words and Phrases Exercises 科技英语翻译知识 词义的选择 Reading Material 参考译文 电的基本概念 Unit 2 Text A Electrical Resistance and Conductance New Words and Phrases Notes Exercises Text B What Is Capacitor? New Words and Phrases Exercises 科技英语翻译知识 翻译的标准 Reading Material 参考译文 电阻和电导 Unit 3 Text A Simple Electrical Circuit New Words and Phrases Notes Exercises Text B DC Parallel Circuit New Words and Phrases Exercises 科技英语翻译知识 词义的引申 Reading Material 参考译文 简单电路 Unit 4 Text A Basic Semiconductor Crystal Structure New Words and Phrases Notes Exercises Text B The PN Junction New Words and Phrases Exercises 科技英语翻译知识 词义的增减 Reading Material 参考译文 基本半导体晶体结构 Unit 5 Text A Number Systems New Words and Phrases Notes Exercises Text B Digital Circuit Elements New Words and Phrases Exercises 科技英语翻译知识 词类的转换 Reading Material 参考译文 数字系统 Unit 6 Text A AC Motors New Words and Phrases Notes Exercises Text B Basic DC Motor Oraio New Words and Phrases Exercises 科技英语翻译知识 否定的译法 Reading Material 参考译文 交流电动机 Unit 7 Text A The Basis of Control New Words and Phrases Notes Exercises Text B Digital Control Systems New Words and Phrases Exercises 科技英语翻译知识 被动语态的译法 Reading Material 参考译文 控制基础 Unit 8 Text A PLC New Words and Phrases Notes Exercises Text B SPICE New Words and Phrases Exercises 科技英语翻译知识 从句的译法 Reading Material 参考译文 可编程逻辑控制器 Unit 9 Text A What Is CNC? New Words and Phrases Notes Exercises Text B The Basics of Computer Numerical Control New Words and Phrases Exercises 科技英语翻译知识 汉语四字格的运用 Reading Material 参考译文 CNC是什么? Unit 10 Text A Industrial Bus New Words and Phrases Notes Exercises Text B Serial Communications Systems New Words and Phrases Exercises 科技英语翻译知识 篇章翻译 Reading Material 参考译文 工业总线 附录1 自测题 附录2 词汇总表