目录 Unit 1 Engineering Drawing 1.1 Coordinate System Words and Expressions Unit 2 Mechanical Components 2.2 Shaft Attachments 2.9 Rolling Contact Bearings 第2单 元机械零件 Technical Reading Unit 3 Engineering Materials and Their Exercises 课文参考译文 第3单元工程材料及其性能 Technical Reading Unit 4 The Design and Selection of Mechanism Systems 4.1 Design of Mechanism Systems 4.2 Selection of Mechanisms Words and Expressions Notes Exercises 课文参考译文 第4单元机构系统的设计与选用 Technical Reading Unit 5 Numerical Control 5.1 Introduction 5.2 Principles of NC Machines 5.3 Types of Control Systems 5.4 Computer Numerical Control 5.5 Advantages and Disadvantages of NC Words and Expressions Notes Exercises 课文参考译文 第5单元数字控制 Technical Reading Unit 6 NC Operation 6.1 Describing the Operation Panel 6.2 Screen Reading Words and Expressions Notes Exercises 课文参考译文 第6单元数控操作 Technical Reading Program Input and output Unit 7 Machine TOOIS 7.1 Lathes and Lathe operations 7.2 Milling Machine and Milling 7.3 Machining Center Words and Expressions Notes Exercises 课文参考译文 第7单元机床 Technical Reading Unit 8 Computer Aided Design 8.1 CAD Systems Work 8.2 Exchange Specifications 8.3 Elements of CAD System Words and Expressions Notes Exercises 课文参考译文 第8单元计算机辅助设计 Technical Reading Unit 9 Computer Aided Manufacturing and Flexible Manufacturing System 9.1 Computer Aided Manufacturing 9.2 Flexible Manufacturing System Words and Expressions Notes Exercises 课文参考译文 第9单元计算机辅助制造与柔性制造系统 Tecllnical Reading Unit 10 Computer-integrated Manufacturing Systems 10.1 Introduction 10.2 Subsystems of CIM 10.3 Database 10.4 The CIM Wheel Words and Expressions Notes Exercises 课文参考译文 0单元计算机集成制造系统 Technical Reading Unit 11 Nontraditional Machining Processes 11.1 Electrical Discharge Machining 11.2 Electrochemical Machining 11.3 Ultrasonic Machining 11.4 Laser Beam Machining 11.5 Development Trends in the Field of Machining by Cutting and by Erosion Words and Expressions Notes Exercises 课文参考译文 1单元非传统加工工艺 Technical Reading Unit 12 Dialogue Practice 12.1 Outside the Exhibition Hall 12.2 Inside the Exhibition Hall 12.3 In the Negotiation Booth Words and Expressions Notes Exercises 课文参考译文 2单元对话练习 Technical Reading 参考文献
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