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年单元，每单元除正课文外，还有两篇阅读材料，均配有必要的注释。正课文还本民有词汇表和练习，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，并增加例名和翻译练习题。

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