目　录

Unit 1　Basic Knowledge(I)　1
Text 1　Lathe and Turning　1
Text 2　Vitrified Bond & Vitrified Grinding Wheel　3
Text 3　Integrated Circuit　5
Text 4　Heat Treatment of Steel　6
Exercises to the text　9
Reading Material　9
　1-1　Cutting Processes and Tools　9
　1-2　Properties & Selection of Materials　10
　1-3　Computers　11
　1-4　Tapping Tools and Tapping　11
Exercises to the material　12
Practical Skill　13

Unit 2　Basic Knowledge(Ⅱ)　15
Text 1　Circuit　15
Text 2　The Construction and Components of a Typical Electric Motor　16
Text 3　DC Motors　18
Text 4　Transformers　20
Exercises to the text　23
Reading Material　23
　2-1　Circuit Diagram　23
　2-2　Electric Motors　24
　2-3　Stepper Motor　25
　2-4　Electrical Circuit of Electronic Photo Flash　25
Exercises to the material　26
Practical Skill　27

Unit 3　CAD and General Knowledge of Drafting　31
Text 1　Computer-Aided Design　31
Text 2　Engineering Graphics　33
Text 3　Solid Modeling　36
Text 4　Dimension Tolerances of Parts　38
Exercises to the text　40
Reading Material　41
　3-1　The Importance of Sketches　41
　3-2　Form of Three-view Drawings　41
　3-3　The User Interface of AutoCAD 2004 System　42
　3-4　To draw the teeth of a Spur Gear　44
Exercises to the material　44
Practical Skill　45

Unit 4　Mechanical Design and Machine Parts　49
Text 1　What Is “Mechanical Design”?　49
Text 2　Spur Gears　51
Text 3　Ball Bearings　54
Text 4　Introduction to HY electric multi-way valve　56
Exercises to the text　58
Reading Material　59
　4-1　Introduction to Machine Design and Elements　59
　4-2　V Belts and Couplings　59
　4-3　Keys and Pins　60
　4-4　The Mechanical Design Process　61
Exercises to the material　62
Practical Skill　62

Unit 5　Mechatronics(Ⅰ)　65
Text 1　What Is “Mechatronics”?　65
Text 2　A Brief Introduction　67
Text 3　Digital Optical Encoder　69
Text 4　Touch Screens　71
Exercises to the text　73
Reading Material　74
　5-1　Introduction to Sensors and Transducers　74
　5-2　Resistive Tactile Sensor　75
　5-3　Logic Gates　75
　5-4　Resistive Tactile Sensor　75
Exercises to the material　76
Practical Skill　76

Unit 6　Mechatronics(Ⅱ)　78
Text 1　Programmable Logic Controllers　78
Text 2　Temperature Control　80
Text 3　Open-Loop Control and Closed-Loop Control　81
Text 4　MCS-51 Memory Structure　83
Exercises to the text　85
Reading Material　85
　6-1　PLC System Overview　85
　6-2　Chips　86
　6-3　Structure of Supervisory Control System　87
　6-4　Optical Fibers and Fiber Optic Sensing　87
Exercises to the material　88
Practical Skill　89

Unit 7　Mechatronics(Ⅲ)　91
Text 1　Robots　91
Text 2　List of Various Mechatronic Systems　92
Text 3　Bar Code Scanners　94
Text 4　Remote-reading Shaft-revolution Counter and Radio Telemetry　95
Exercises to the text　97
Reading Material　98
　7-1　Levitation Principle of Maglev　98
　7-2　List of Mechatronic Systems for Industrial Use　99
　7-3　Monitoring System for a Machine Tool　99
　7-4　Control Subsystem of a Robot　100
Exercises to the material　101
Practical Skill　101

Unit 8　CNC Machine and NC Programming(Ⅰ)　103
Text 1　CNC and CNC Machine Tools　103
Text 2　Product Directions of Component Parts　104
Text 3　Company Brief Introduction　107
Text 4　Wire Electrical Discharge Machining　108
Exercises to the text　111
Reading Material　112
　8-1　Principles of NC Machines　112
　8-2　Preparatory Functions (G Codes)　114
　8-3　On-line Inspection System　115
　8-4　M Codes and M06 Code　116
Exercises to the material　117
Practical Skill　117

Unit 9　CNC Machine and NC Programming(Ⅱ)　119
Text 1　Common Types of CNC Machine Tools　119
Text 2　Writing an NC Part Program　121
Text 3　CNC Safety　124
Text 4　Program and Machine Control Unit for CNC Machine　125
Exercises to the text　127
Reading Material　128
　9-1　VMC & HMC　128
　9-2　Automatic Tool Changer　129
　9-3　Just-in-time Production　130
　9-4　F Code and S Code　130
Exercises to the material　131
Practical Skill　131

Unit 10　CNC Machine and　NC Programming(Ⅲ)　133
Text 1　CAD/CAM　133
Text 2　Scope of CAD/CAM　134
Text 3　Computer-integrated Manufacturing　136
Text 4　What is A Flexible Manufacturing System?　137
Exercises to the text　139
Reading Material　140
　10-1　CAD/CAM Software　140
　10-2　Geometry vs. Toolpath　141
　10-3　CAD/CAM Modules　142
　10-4　FMS Applications　142
Exercises to the material　143
Practical Skill　144

Unit 11　English for Job Applying　146
Text 1　Advertisement　146
Text 2　Cover Letters　147
Text 3　Resume　150
Text 4　Interview　151
Exercises to the text　153
Reading Material　154
　11-1　Job Advertisements　154
　11-2　Job Interview　155
　11-3　Student’s Academic Transcript　155
　11-4　Electrical & Mechanical Installation Supervision　156
Exercises to the material　157
Practical Skill　157

参考译文及参考答案　159
参考文献　191