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Unit 1 Mechatronics /1 Dialogue 1 Text: Mechatronics 1 Supplementary Reading: Intelligent Manufacturing Systems 4 Unit 2 Cutting Tools /10 Dialogue 10 Text: Cutting Tools 10 Supplementary Reading: Introduction of Machining 13 Unit 3 Industrial Robots /19 Dialogue 19 Text: Industrial Robots 19 Supplementary Reading: The Meaning of Quality 23 Unit 4 CAD/CAM /30 Dialogue 30 Text: CAD/CAM 30 Supplementary Reading: CAD and Applications 33 Unit 5 Heat Treatment of Steels /40 Dialogue 40 Text: Heat Treatment of Steels 40 Supplementary Reading: Iron and Steel 43 Unit 6 Properties of Materials /49 Dialogue 49 Text: Properties of Materials 49 Supplementary Reading: Metals and Alloys 51 Unit 7 What Manufacturing Is All About? /59 Dialogue 59 Text: What Manufacturing Is All About? 59 Supplementary Reading: Automated Factory and Automatic Factory 62 Unit 8 The Advantages and Disadvantages of CNC Machines /68 Dialogue 68 Text: The Advantages and Disadvantages of CNC Machines 68 Supplementary Reading: The Applications of NC/CNC 70 Unit 9 Introduction to PLC /77 Dialogue 77 Text: Introduction to PLC 77 Supplementary Reading: Development of PLC Technology 80 Unit 10 Automatic Control Systems /87 Dialogue 87 Text: Automatic Control Systems 87 Supplementary Reading: Manual and Automatic Control Systems 89 Unit 11 Mold Technology /95 Dialogue 95 Text: Mold Technology 95 Supplementary Reading: Basic Stretch Forming 98 Unit 12 Applying for a Job /105 Dialogue 105 Text: Job Advertisement 106 Supplementary Reading: Personal Resume and Letter of Application 108 Appendix I Abbreviation on Mechanics (English and Chinese) �C늿s���Z��Ӣ�h���գ� /117 Appendix II Reference Translation�n�ļ���x���υ����g�� /124 Appendix III Key to Exercises����(x��)�� /141 Appendix IV Vocabulary�~�R�� /151 References /161