本书按国家教委颁布的《大学英语专业阅读阶段教学基本要求》规定组织编写的专业英语教材。本册包括通风、供热、燃气工程、锅炉设备、制冷工程、热工仪表等概述性的内容及新技术的发展概况。全书安排16个单元，每单元除正课文外，还有两篇阅读材料，均配有必要的注释。正课文还配有词汇表和练习，书后附有总词汇表、参考译文和练习答案，语言难度大于第一册，还对科技英语翻译技巧作了简要说明，并增加例句和翻译练习题。本书可供本专业学生三年级下学期使用，也可作有关专业人员自学英语之用。

UNIT ONE
Text New Areas of Gas Consumption
Reading Material A Liquefied Petroleum Gas (LPG)
Reading Material B Coal-related Gases
UNIT TWO
Text Reaction Kinetics
Reading Material A Prospects for Coal Gasification
Reading Material B High Btu Gasification
UNIT THREE
Text Fundamentals of Industrial Ventilation
Reading Material A Comfort Ventilation
Reading Material B Roof Ventilators
UNIT FOUR
Text Similarity and Experimental Methods
Reading Material A Environmental Controls of Workplace
Reading Material B Scale Model Measurement
UNIT FIVE
Text Natural Ventilation Fields of Application
Reading Material A Temperature Distribution in Hot Shops
Reading Material B Ventilation of Green Houses
UNIT SIX
Text Dust Formation
Reading Material A Propagation of Gases and Vapours in Indoor Air
Reading Material B Special Laboratory Hoods
UNIT SEVEN
Text Air Douches
Reading Material A Air Curtains
Reading Material B Ventilated Chambers
UNIT EIGHT
Text Comfort and Discomfort
Reading Material A Ceiling Heating
Reading Material B Underfloor Heating
UNIT NINE
Text Heating by Steam and High-pressure Hot Water
Reading Material A Reduce Transmission Heat losses through Walls
Reading Material B Non-metallic Hot Water Distribution Piping
UNIT TEN
Text Efficiency Is Fashionable Again
Reading Material A Past Experience and Design Criterion of District Heating
Reading Material B Load Diversity Factor
UNIT ELEVEN
Text Network Planning
Reading Material A The Industrial Cogeneration
Reading Material B The Diaphragm Tank
UNIT TWELVE
Text Thermal Expansion of Piping and Its Compensation
Reading Material A Comeback of an Energy Oldtimer
Reading Material B Prefabricated Rigid Pipe-in-pipe System
UNIT THIRTEEN
Text Smoke Tube Economic Boiler
Reading Material A Stoichiometric Combustion of Oil Fuels
Reading Material B Furnace and Boiler
UNIT FOURTEEN
Text Water Treatment
Reading Material A Some Selected Properties of Coal Components
Reading Material B Refuse Incineration-generation of Heat
UNIT FIFTEEN
Text Refrigeration
Reading Material A Refrigerant Evaporators
Reading Material B Corrosion Prevention
UNIT SIXTEEN
Text Thermocouple Thermometry
Reading Material A Venturi Water
Reading Material B Pitot Measurements of Dust
Appendix Ⅰ Vocabulary
Appendix Ⅱ Translations for Reference
Appendix Ⅲ Key to Exercises