机械工程专业英语-(第3版)

CONTENTS
Unit 1 Engineering Materials (Ⅰ)（工程材料Ⅰ） 1
1.1 Introduction 1
1.2 Ferrous Metals and Alloys 2
1.3 Nonferrous Metals and Alloys 4
Notes 7
Glossary 9
Unit 2 Engineering Materials (Ⅱ)（工程材料Ⅱ） 10
2.1 Introduction 10
2.2 Ceramics 10
2.3 Polymers 12
2.4 Composite Materials 14
2.5 Metamaterials 15
Notes 16
Glossary 17
Unit 3 Casting（铸造） 20
3.1 Introduction 20
3.2 Sand Casting 20
3.3 Investment Casting 21
3.4 Expendable-pattern Casting 22
3.5 Centrifugal Casting 23
3.6 Inspection of Casting 24
Notes 24
Glossary 25
Unit 4 Forging and Die（锻造与模具） 27
4.1 Introduction 27
4.2 Open-die Forging 27
4.3 Impression-die and Closed-die Forging 28
4.4 Precision Forging 29
4.5 Die Manufacturing Methods 30
Notes 31
Glossary 32
Unit 5 Conventional Machining Processes（常规机械加工工艺） 33
5.1 Introduction 33
5.2 Turning and LatheTT 33
5.3 Milling and Milling MachineTT 36
5.4 Drilling and Drill PressTT 39
Notes 41
Glossary 42
Unit 6 Nontraditional Machining Processes（特种加工工艺） 45
6.1 Introduction 45
6.2 Electrical Discharge Machining (EDM) 46
6.3 Chemical Machining (CM) 46
6.4 Electrochemical Machining (ECM) 48
6.5 Laser Beam Machining (LBM) 49
6.6 Ultrasonic Machining (USM) 50
Notes 51
Glossary 53
Unit 7 High Speed Cutting (HSC)（高速切削加工） 56
7.1 Definition 56
7.2 Introduction to High Speed Cutting 56
7.3 Introduction 58
Notes 59
Glossary 60
Unit 8 Tolerances and Fits（公差与配合） 62
8.1 Introduction 62
8.2 TolerancesTT 63
8.3 FitsTT 64
8.4 ISO System of Llimits and FitsTT 65
Notes 67
Glossary 68
Unit 9 Location and Fixtures（定位与夹具） 71
9.1 Introduction 71
9.2 Adovantages of Jigs and Fixtures 71
9.3 The Location of The Workpiece 72
9.4 The Clamping of Workpiece 74
9.5 Classes of Fixtures 75
Notes 77
Glossary 78
Unit 10 Gear Transmission（齿轮传动） 81
10.1 Introduction 81
10.2 Spur Gears 81
10.3 Helical Gears 84
10.4 Bevel Gears 85
10.5 Worm Gearing 85
10.6 Gear Geometry 86
Notes 89
Glossary 89
Unit 11 Hydraulic Transmission（液压传动） 91
11.1 Introduction 91
11.2 Hydraulic Pump 92
11.3 Hydraulic Valves 93
11.4 Hydraulic Cylinder 96
11.5 Hydraulic Motor 97
Notes 98
Glossary 100
Unit 12 Direct Drive Technology（直接传动技术） 102
12.1 Introduction 102
12.2 Direct-Drive Linear (DDL) Motion 102
12.3 Direct-drive Rotary (DDR) Motors Streamline Machine Design 104
12.4 Motorized Spindle 106
Notes 107
Glossary 109
Unit 13 Numerical Control（数控技术） 111
13.1 Introduction 111
13.2 NC and CNC 111
13.3 Construction of CNC Machines 112
13.4 DNC (Distributed Numerical Control) System 114
Notes 117
Glossary 118
Unit 14 CNC Machining Centers（数控加工中心） 119
14.1 Introduction 119
14.2 The Concept of Machining Centers 120
14.3 Types of Machining Center 120
14.4 Components of a Machining Center 122
14.5 Characteristics and Capabilities of Machining Centers 125
Notes 125
Glossary 126
Unit 15 Automatic Control（自动控制技术） 129
15.1 Introduction 129
15.2 Open-Loop Control and Closed-Loop Control 129
15.3 Applications of Automatic Control 130
15.4 Artificial Intelligence in Mechatronics 132
Notes 134
Glossary 136
Unit 16 CAD/CAM（计算机辅助设计与制造） 139
16.1 Introduction 139
16.2 Geometric Modeling 139
16.3 CAD/CAM 141
16.4 Computer-Aided Process Planning 144
Notes 144
Glossary 146
Unit 17 Transducers（传感器） 147
17.1 Introduction 147
17.2 Transducer Elements 147
17.3 Analog and Digital Transducers 147
17.4 Use of Sensors in Programmable Automation 149
17.5 Some Terms 150
Notes 151
Glossary 153
Unit 18 Robots（机器人） 155
18.1 Introduction 155
18.2 Definition of Robot 155
18.3 Components of a Robot System 156
18.4 Industrial Robots 157
18.5 Medical Robots 158
18.6 Underwater Robots 159
18.7 Walking Robots 159
18.8 Humanoid Robots 160
Notes 161
Glossary 162
Unit 19 Additive Manufacturing（增材制造） 165
19.1 Introduction 165
19.2 AM Processes and Materials 166
19.3 Applications of Additive Manufacturing 169
19.4 Conclusions 171
Notes 172
Glossary 173
Unit 20 Development of Modern Manufacturing（现代制造技术的发展） 176
20.1 Introduction 176
20.2 Mechanization 177
20.3 Programmable Automation 177
20.4 Computer-aided Manufacturing 178
20.5 Flexibility 178
20.6 Remanufacturing 179
Notes 181
Glossary 182
Unit 21 IT and Manufacturing（信息技术与制造业） 184
21.1 Introduction 184
21.2 Computer-integrated Manufacturing 184
21.3 Enterprise Resource Planning (ERP) System 186
21.4 Computer-aided System (CAx) 187
Notes 188
Glossary 190
Unit 22 Manufacturing and Roles of Engineers（制造与工程师的作用） 191
22.1 Manufacturing 191
22.2 Roles of Engineers 193
Notes 194
Glossary 196
附录A 科技论文英文摘要写作要点 198
A.1 论文标题 198
A.2 摘要写作注意事项 198
A.3 典型常用语句实例 202
A.4 汉译英范文（参考） 203
附录B 麻省理工学院简介 205
B.1 原文 205
B.2 参考译文 209
附录C 机床说明书翻译样本 213
附录D 校园常用词汇 217
附录E 部分参考译文 221
第2单元 工程材料（II） 221
第3单元 铸造 225
第4单元 锻造与模具 227
第6单元 特种加工工艺 230
第11单元 液压传动 233
第20单元 现代制造技术的发展 237
第21单元 信息技术与制造业 240
参考文献 244