Unit One 1
Lesson 1 Air 1
Reading Material Residential and Commercial Air Conditioning Requirements 3
Lesson 2 The Need of Air Conditioning 6
Reading Material Separation of Air 8
Lesson 3 The Cleaning of Air 10
Reading Material Environmental Pollution 12
Lesson 4 Thermal Storage 14
Reading Material Thermal Insulation 16
Unit Two 18
Lesson 5 Fluid 18
Reading Material Pipe 21
Lesson 6 Level Measurement 23
Reading Material Electronic and Pneumatic Controllers 26
Lesson 7 Measuring Rate of Fluid Flow 28
Reading Material Measurement of Pressure 31
Lesson 8 What Is Humidity? 33
Reading Material Measurement of Temperature 35
Unit Three 37
Lesson 9 Control Valves 37
Reading Material A Gate Valve 40
Lesson 10 Liquid Pump 42
Reading Material Heat Pump 44
Lesson 11 The Reciprocating Compressor 46
Reading Material Compression of Gas and Compressors 48
Lesson 12 Heat Exchanger 50
Reading Material Heat Transfer 52
Unit Four 54
Lesson 13 Thermodynamic Principles of Refrigeration 54
Reading Material The Laws of Thermodynamics 56
Lesson 14 Mechanical Refrigeration Principles 58
Reading Material The Refrigeration Cycle 61
Lesson 15 Evaporation 63
Reading Material Evaporators 67
Lesson 16 Condensation 69
Reading Material Condensers 72
Unit Five 74
Lesson 17 Evaporative Air Cooling 74
Reading Material The Objective of Evaporation 76
Lesson 18 Room Air Conditioners 78
Reading Material Heating and Cooling of Commercial Buildings 80
Lesson 19 Methods of Food Freezing 82
Reading Material Immersion Freezing 85
Lesson 20 All-Air Systems 87
Reading material Unitary Refrigerant-Based Systems for Air Conditioning 89
Unit Six 91
Lesson 21 Seeking Employment and Attending Job Interviews 91
Reading Material Letter of Application 93
Lesson 22 Reading Job Advertisements 96
Reading Material P＆G Management Recruitment 99
Lesson 23 Introduction of Products 101
Reading Material Products 103
Lesson 24 Introduction to International Institute of Refrigeration 106
Reading Material The Fields of Activity of Commissions 108
Appendixes 112
Appendix 1 Version to Texts译文 112
Appendix 2 Special Terms专业术语 131
Appendix 3 Vocabulary词汇总表 142
参考文献 158