Unit 1 1
Dialogue 1
Text Machine Elements,Measuring Tools and Hydraulic Systems 1
Grammar 动词不定式Infinitive(1) 4
Reading material Machine Tool Drive 6
Unit 2 7
Dialogue 7
Text Machine Tools 7
Grammar 动词不定式Infinitive(2) 11
Reading material Plain Center-type Cylindrical Grinder 13
Unit 3 15
Dialogue 15
Text Electricity and Electric Circuits 15
Grammar 动词不定式Infinitive(3) 19
Reading material Switches 21
Unit 4 23
Dialogue 23
Text Electron Devices 23
Grammar 动名词Gerund(1) 28
Reading material Mechatronic 30
Unit 5 32
Dialogue 32
Text Electric Apparatuses 32
Grammar 动名词Gerund(2) 35
Reading material Industrial Robot 37
Unit 6 39
Dialogue 39
Text Sensors 39
Grammar 分词Participle（1）现在分词the Present Participle 42
Reading material Microchip Wristband Keeps Drivers Alert 45
Unit 7 47
Dialogue 47
Text Single-chip Computer and PLC 47
Grammar 分词Participle（2）过去分词the Past Participle 50
Reading material Something More about Single-chip Computer and PLC 52
Unit 8 54
Dialogue 54
Text Automatic Control Technology 54
Grammar 定语从句the Attributive Clause(1) 56
Reading material Wonder and Braver 59
Unit 9 60
Dialogue 60
Text Numerical Control and Computer Numerical Control 60
Grammar 定语从句the Attributive Clause(2) 63
Reading material Types of Machine Motion Controllers 66
Unit 10 68
Dialogue 68
Text The Computer Numerical Control Machine Tools 68
Grammar It的用法（1） 72
Reading material Product Introduction Material 74
Material……74 Unit 11 76
Dialogue 76
Text The Keyboard Explanation of the CNC Lathe(FANUC System) 76
Grammar It的用法（2） 80
Reading material Word Search 82
Unit 12 85
Dialogue 85
Text The Operation of CNC Machine Tool 85
Grammar It的用法（3） 91
Reading material The Safety Precautions for Operating CNC Machine Tool 93
Appendix 95
Appendix A Vocabulary 95
Appendix B 机电数控专业技术词语 99
参考文献 102