专业英语 第1分册PDF电子书下载

Unit One 1

Lesson 1 Basic Elements of Windows 1

Lesson 2 Windows Accessories 6

Lesson 3 Microsoft Windows 95 README for Setup 15

Lesson 4 Learning MS-DOS Basics 20

Lesson 5 Creating Drawing with AutoCAD 25

Lesson 6 Viewing the Internet 31

Supplementary Reading 37

Ⅰ Configuring Hardware Devices 37

Ⅱ Protecting Your Computer from Viruses 39

Ⅲ A Tutorial Lesson of AutoCAD-Drawing a Flange 41

Ⅳ How Modems Keep Computers In Touch 47

Ⅴ A Robot about the House 48

Ⅵ From Mozart to Megabytes 50

Ⅶ Applications of CAD 53

Vocabulary For Computers 57

Lesson 1 Kinds of Steels 63

Unit Two 63

Lesson 2 Heat Treatment of Steel 68

Lcsson 3 Engine Lathes 72

Lesson 4 Milling,Grinding and Shaping 77

Lesson 5 Systems of Limits and Fits 83

Lesson 6 Views on Mechanical Drawing 87

Supplementary Reading 91

Ⅰ Material Properties 91

Ⅱ Shafts and Gears 92

Ⅲ Types of Lathes 93

Ⅳ Drilling Machines 95

Ⅴ The Surface Quality 96

Ⅵ A Few Dimension Required 98

Vocabulary for Mechanism 100

Unit Three 114

Lesson 1 Thermosetting Plastics 114

Lesson 2 Plastic Pressing Methods(1) 119

Lesson 3 Cutting-Tool Materials 126

Lesson 4 Jigs and Fixture 132

Lesson 5 Forging,Stamping and Rolling 138

Supplementary Readings 143

Ⅰ The Tool Material 143

Ⅱ Plastic Processing Methods(2) 146

Ⅲ Single-point Cutting Tools 151

Ⅳ Fundamental Foundry Processes 159

Ⅴ Types of Molds 162

Vocabulary for Tools And Molds 165

Lesson 1 Frame Designs 176

Unit Four 176

Lesson 2 Brake Systems 180

Lesson 3 Drive Lines 186

Lesson 4 Suspension Systems 190

Lesson 5 Steering Systems 197

Supplementary Reading 203

Ⅰ An Advertisement 203

Ⅱ Ford Tempo 205

Ⅲ America on Wheels 206

Ⅳ The Internal Combustion Engine and the Motor Car 208

Ⅴ The Modern Vehicle 209

Ⅵ Internal Combustion Engines 209

Vocabulary for Cars 211

Unit Five 216

Lesson 1 Electron Tubes and Transistors 216

Lesson 2 Semiconductors 220

Lesson 3 Radio Waves 223

Lesson 4 Television 227

Supplementary Reading 230

Ⅰ Scanning and Deflection 230

Ⅱ Radio Broadcasting and Reception 233

Ⅲ The Reliability,Physical Size and Performance of Electronic Devices 234

Ⅳ Multimeter 236

Vocabulary For Electronics 239

Appendix Ⅰ English Extensive Reading Skills 243

Appendix Ⅱ A letter 246

Appendix Ⅲ 参考译文 248