Unit 1 Basic Mechanical Technology 1
Part Ⅰ Technical and Practical Reading 1
Passage A Lathe Accessories（Ⅰ） 1
Notes 4
New Words 5
Phrases and Expressions 7
Passage B Lathe Accessories（Ⅱ） 8
New Words 11
Phrases and Expressions 12
Part Ⅱ Glance at Conventional Machine Tool Structures 13
Part Ⅲ Simulated Writing 15
Section A Match Your Skill 15
Section B Have a Try 16
Part Ⅳ Broaden Your Horizon—Practical Activity 17
Unit 2 Metal Materials and Metal Forming 19
Part Ⅰ Technical and Practical Reading 19
Passage A Metal Materials 19
Notes 23
New Words 23
Phrases and Expressions 25
Passage B Sheet Metal Forming 26
New Words 30
Phrases and Expressions 31
Part Ⅱ Glance at Conventional Machine Tool Structures 32
Part Ⅲ Simulated Writing 34
Section A Match Your Skill 34
Section B Have a Try 35
Part Ⅳ Broaden Your Horizon—Practical Activity 36
Unit 3 Machining Operations and Turning Machines 39
Part Ⅰ Technical and Practical Reading 39
Passage A Machining Operations 39
Notes 42
New Words 42
Phrases and Expressions 43
Passage B Turning Machines 44
New Words 47
Phrases and Expressions 47
Part Ⅱ Glance at Conventional Machine Tool Structures 49
Part Ⅲ Simulated Writing 50
Section A Match Your Skill 50
Section B Have a Try 52
Part Ⅳ Broaden Your Horizon—Practical Activity 53
Unit 4 Hydraulic Machinery and Forging Equipment 57
Part Ⅰ Technical and Practical Reading 57
Passage A Hydraulic Machinery 57
Notes 60
New Words 61
Phrases and Expressions 62
Passage B Forging Equipment 63
New Words 66
Phrases and Expressions 67
Part Ⅱ Glance at Conventional Machine Tool Structures 69
Part Ⅲ Simulated Writing 71
Section A Match Your Skill 71
Section B Have a Try 72
Part Ⅳ Broaden Your Horizon—Practical Activity 73
Unit 5 Introduction to CNC Machine and CAM Design 75
Part Ⅰ Technical and Practical Reading 75
Passage A Basics of Computer Numerical Control 75
Notes 78
New Words 78
Phrases and Expressions 79
Passage B Designing Parts with CAM Alibre 80
New Words 84
Phrases and Expressions 85
Part Ⅱ Glance at Conventional Machine Tool Structures 86
Part Ⅲ Simulated Writing 88
Section A Match Your Skill 88
Section B Have a Try 89
Part Ⅳ Broaden Your Horizon—Practical Activity 90
Unit 6 Engineering Drawings 94
Part Ⅰ Technical and Practical Reading 94
Passage A Technical Drawing（Ⅰ） 94
Notes 97
New Words 97
Phrases and Expressions 98
Passage B Technical Drawing（Ⅱ） 99
New Words 101
Phrases and Expressions 102
Part Ⅱ Glance at Technical Drawing Instruments 104
Part Ⅲ Simulated Writing 105
Section A Match Your Skill 105
Section B Have a Try 106
Part Ⅳ Broaden Your Horizon—Practical Activity 107
Unit 7 Electronic Components and Circuit 109
Part Ⅰ Technical and Practical Reading 109
Passage A Electronic Components and Symbols 109
Notes 111
New Words 111
Phrases and Expressions 113
Passage B Basic Circuit Concepts 114
New Words 115
Phrases and Expressions 116
Part Ⅱ Glance at Electronic Component Structures 117
Part Ⅲ Simulated Writing 119
Section A Match Your Skill 119
Section B Have a Try 121
Part Ⅳ Broaden Your Horizon—Practical Activity 122
Unit 8 Single Chip Microprocessor 124
Part Ⅰ Technical and Practical Reading 124
Passage A Introduction to Single Chip Microprocessor and Its Circuit 124
Notes 126
New Words 126
Phrases and Expressions 127
Passage B A Simple Introduction to Transistors and PWM 128
New Words 130
Phrases and Expressions 131
Part Ⅱ Glance at Single Chip Microprocessor Structures 132
Part Ⅲ Simulated Writing 134
Section A Match Your Skill 134
Section B Have a Try 136
Part Ⅳ Broaden Your Horizon—Practical Activity 137
Unit 9 Introduction to Motors 140
Part Ⅰ Technical and Practical Reading 140
Passage A The Motor Basics（Ⅰ） 140
Notes 143
New Words 143
Phrases and Expressions 144
Passage B The Motor Basics（Ⅱ） 145
New Words 148
Phrases and Expressions 149
Part Ⅱ Glance at Automatic Control Structures 150
Part Ⅲ Simulated Writing 151
Section A Match Your Skill 151
Section B Have a Try 153
Part Ⅳ Broaden Your Horizon—Practical Activity 154
Unit 10 Introduction to Programmable Logic Controller 158
Part Ⅰ Technical and Practical Reading 158
Passage A Programmable Logic Controller(PLC) 158
Notes 160
New Words 161
Phrases and Expressions 161
Passage B Connection of Programmable Logic Controllers 163
New Words 167
Phrases and Expressions 168
Part Ⅱ Glance at Programmable Logic Control 169
Part Ⅲ Simulated Writing 170
Section A Match Your Skill 170
Section B Have a Try 172
Part Ⅳ Broaden Your Horizon—Practical Activity 173
Glossary 175
Phrases 194
参考译文 203
第1单元 机械技术基础 203
课文A 车床附件（Ⅰ） 203
课文B 车床附件（Ⅱ） 206
第2单元 金属材料和金属成形 209
课文A 金属材料 209
课文B 金属板成形 212
第3单元 加工操作与车削机床 215
课文A 加工操作 215
课文B 车削机床 217
第4单元 液压机械和锻压设备 220
课文A 液压机械 220
课文B 锻压设备 222
第5单元 计算机数控机床和计算机辅助制造设计简介 225
课文A 计算机数控的基础 225
课文B 用Alibre计算机辅助制造软件设计零件 227
第6单元 机械制图 231
课文A 工程图（Ⅰ） 231
课文B 工程图（Ⅱ） 233
第7单元 电器元件与电路 235
课文A 电器元件及标记 235
课文B 电路的基本概念 237
第8单元 单片机 239
课文A 单片机及其电路简介 239
课文B 晶体管和PWM（脉冲宽度调制）简介 241
第9单元 电机介绍 243
课文A 电机基础（Ⅰ） 243
课文B 电机基础（Ⅱ） 246
第10单元 可编程逻辑控制器简介 249
课文A 可编程逻辑控制器 249
课文B 可编程逻辑控制器的连接 251
参考文献 257