Unit 1 Introduction to Numerical Control 1
Part Ⅰ Technical and Practical Reading 1
Passage A:Fundamentals of Numerical Control 1
Passage B:Use of Microcomputers in NC Systems 5
Part Ⅱ Glance at a Control Console 6
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 8
Section B:Have a Try 9
Part Ⅳ Communicative Speaking:At the CNC Machine Tools Factory 11
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 14
Passage A:Numerical Control(NC)and Computerized Numerical Control(CNC) 15
Part Ⅰ Technical and Practical Reading 15
Unit 2 Introduction to Computerized Numerical Control 15
Passage B:Computerized Numerical Control 19
Part Ⅱ Glance at a Control Console 20
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 23
Section B:Have a Try 24
Part Ⅳ Communicative Speaking:About CNC Machine Tools 26
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 29
Unit 3 Features of Numerical Control Machining Tools 31
Part Ⅰ Technical and Practical Reading 31
Passage A:Operations of NC Machining Tools 31
Passage B:Machining Centers 35
Part Ⅱ Glance at a Control Console 36
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 38
Section B:Have a Try 39
Part Ⅳ Communicative Speaking:Technical Consultations on CNC Machine Tools 41
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 44
Unit 4 Numerical Control Part Programming 45
Part Ⅰ Technical and Practical Reading 45
Passage A:Introduction to Numerical Control Part Programming 45
Passage B:Other Programming Systems 49
Part Ⅱ Glance at a Control Console 50
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 52
Section B:Have a Try 53
Part Ⅳ Communicative Speaking:Information Exchange on CNC Machine Tools 55
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 58
Unit 5 Operating Regulations 61
Part Ⅰ Technical and Practical Reading 61
Passage A:Regulations and Cautions Related to CNC Machine Tools 61
Passage B:Rules and Cautions Related to Programming 65
Part Ⅱ Glance at a Control Console 67
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 69
Section B:Have a Try 70
Part Ⅳ Communicative Speaking:How to Operate CNC Machine Tools 72
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 75
Passage A:Today's CNC Diagnostics and Repair(1) 77
Part Ⅰ Technical and Practical Reading 77
Unit 6 Failure Diagnostics and Repair 77
Passage B:Today's CNC Diagnostics and Repair(2) 81
Part Ⅱ Glance at a Control Console 82
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 84
Section B:Have a Try 85
Part Ⅳ Communicative Speaking:CNC Machine Tools Repair 87
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 90
Unit 7 CNC Machine Tools Maintenance 93
Part Ⅰ Technical and Practical Reading 93
Passage A:New Era of CNC Maintenance Is PC-Based 93
Passage B:Open-loop and Closed-loop Control 97
Part Ⅱ Glance at a Control Console 98
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 101
Section B:Have a Try 102
Part Ⅳ Communicative Speaking:Maintenance of CNC Machine Tools 104
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 107
Unit 8 Field Personnel Training 109
Part Ⅰ Technical and Practical Reading 109
Passage A:Training to Operate CNC Machine Tools 109
Passage B:CNC Maintenance Training 113
Part Ⅱ Glance at a Control Console 114
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 116
Section B:Have a Try 117
Part Ⅳ Communicative Speaking:Field Personnel Training 119
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 122
Unit 9 Industrial Robots 123
Part Ⅰ Technical and Practical Reading 123
Passage A:Basic Concepts in Robotics 123
Passage B:Analog and Digital Transducers 126
Part Ⅱ Glance at a Control Console 128
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 129
Section B:Have a Try 130
Part Ⅳ Communicative Speaking:Talking About Industrial Robots 132
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 135
Passage A:The CAD/CAM Concept 137
Unit 10 CAD/CAM System 137
Part Ⅰ Technical and Practical Reading 137
Passage B:Industrial PCs 140
Part Ⅱ Glance at a Control Console 143
Part Ⅲ Simulated Writing Section A:Common Failure Diagnostics 144
Section B:Have a Try 145
Part Ⅳ Communicative Speaking:Talking About CAD and CAM 147
Part Ⅴ Broaden Your Horizon—Get to Know More of the World Famous Companies 150
Glossary 153
List of Abbreviations 161
参考答案和译文 163