机电专业英语PDF电子书下载

Unit 1 1

Section Ⅰ Lead-in 1

A Watching 1

B Speaking 1

C Listening 3

SectionⅡ Reading 7

Kinds of Steel 7

The Development of Electronics 10

Internet 13

Section Ⅲ Translation 17

科技英语文章的特点（一） 17

Section Ⅳ Writing 19

Online Shopping 19

Section Ⅴ Language Skill Development 21

虚拟语气 21

Unit 2 27

Section Ⅰ Lead-in 27

A Watching 27

B Speaking 27

C Listening 28

Section Ⅱ Reading 32

Machine Elements 32

Electronic Components 36

New Network Technology 41

Section Ⅲ Translation 44

科技英语文章的特点（二） 44

Section Ⅳ Writing 47

How Should Parents Help Children to Be Independence？ 47

Section Ⅴ Language Skill Development 50

动词不定式 50

Unit 3 54

Section Ⅰ Lead-in 54

A Watching 54

B Speaking 54

C Listening 55

Section Ⅱ Reading 59

Types of Bearings 59

Alternating Current 64

Global System for Mobile Communications 66

Section Ⅲ Translation 70

科技术语的翻译 70

Section Ⅳ Writing 71

Due Attention Should Be Given to Spelling 71

Section Ⅴ Language Skill Development 73

动名词 73

Unit 4 79

Section Ⅰ Lead-in 79

A Watching 79

B Speaking 79

C Listening 80

Section Ⅱ Reading 84

Lathe 84

Circuits 88

Evolution of Network 91

Section Ⅲ Translation 94

科技英语中一些常用的结构与表达 94

Section Ⅳ Writing 95

Creating a Green Campus 95

Section Ⅴ Language Skill Development 97

分词 97

Unit 5 105

Section Ⅰ Lead-in 105

A Watching 105

B Speaking 105

C Listening 106

Section Ⅱ Reading 110

Machines Using NC 110

Digital Circuits 118

Motorola and Mobile Communication 122

Section Ⅲ Translation 126

科技英语中倍数增减（包括比较）的汉译 126

Section Ⅳ Writing 127

Free Admission to Museums 127

Section Ⅴ Language Skill Development 129

名词性从句 129

Unit 6 135

Section Ⅰ Lead-in 135

A Watching 135

B Speaking 135

C Listening 136

Section Ⅱ Reading 140

Dimension and Tolerance 140

Transformer 144

Communications and Communication System 146

Section Ⅲ Translation 149

定语从句的汉译 149

Section Ⅳ Writing 150

Limiting the Use of Disposable Plastic Bags 150

Section Ⅴ Language Skill Development 153

定语从句 153

Unit 7 157

Section Ⅰ Lead-in 157

A Watching 157

B Speaking 157

C Listening 158

Section Ⅱ Reading 163

Computer-Aided Design（CAD） 163

How Does a Liquid Crystal Display TV Work？ 166

Introduction of CPS 170

Section Ⅲ Translation 173

状语从句的译法 173

SectionⅣ Writing 177

Recreational Activities 177

Section Ⅴ Language Skill Development 179

状语从句 179

Unit 8 183

Section ⅠLead-in 183

A Watching 183

B Speaking 183

C Listening 184

Section Ⅱ Reading 188

Machining Centers 188

Component Testing 193

Introduction to Digital Signal Processing 196

Section Ⅲ Translation 200

科技英语中长难句的翻译 200

Section Ⅳ Writing 201

What Electives to Choose 201

Section Ⅴ Language Skill Development 203

倒装 203