本书是为化工及相关专业编写的专业英语教材，旨在提高学生阅读英语科技文献水平。材料来源于英文原版书籍、化工方面的杂志等。本书选材范围广、词汇全面，主要内容包括化学反应、化学工程、单元操作及最新技术等共24个单元。每个单元由课文、词汇表、难点注释、课后练习和阅读材料组成。文章内容丰富，语言难度适中，编排深入浅出，循序渐进。书后还附有总词汇表、化学化工常用构词、常用有机基团名称，便于读者查阅和自学。 本书可作为化工及相关专业本科、专科学生和在职硕士生的专业英语教材，化工专业高职类学生也可以选用，也可作为从事化工产品生产工作人员的参考书。

本书在编写时紧扣化工专业知识，从适用及专业方面考虑，突出实用、够用和好用的特点。各章节内容涵盖了化学工程的基础内容和前沿领域，主要内容包括化学反应、化学工程、单元操作及最新技术等共24个单元。每个单元由课文、词汇表、难点注释、课后练习和阅读材料组成。选材范围广、词汇全面，所选内容适应性强，覆盖面宽，图文并茂，内容丰富，适宜化工类及相关专业本、专科学生及在职研究生作为教材选用或自学。

Lesson 1  Chemical Engineering1Reading Material  What is Chemical Engineering4Lesson 2  Chemical Equilibrium and Kinetics6Reading Material  Chemical  Lesson 1 Chemical Engineering1Reading Material What is Chemical Engineering4Lesson 2 Chemical Equilibrium and Kinetics6Reading Material Chemical Kinetics9Lesson 3 The Second Law of Thermodynamics11Reading Material Chemical and Process Thermodynamics13Lesson 4 Chemical Reaction Engineering17Reading Material Reactor Technology20Lesson 5 Chlor-Alkali and Related Processes24Reading Material Sulphuric Acid28Lesson 6 Ammonia31Reading Material Nitric Acid and Urea34Lesson 7 Momentum, Heat, and Mass Transfer36Reading Material Fluid-Flow Phenomena38Lesson 8 Heat Transfer41Reading Material Classification of Heat Transfer Equipment44Lesson 9 Distillation46Reading Material Azeotropic and Extractive Distillation48Lesson 10 Gas Absorption50Reading Material Principle Types of Absorption Equipment52Lesson 11 Liquid Extraction54Reading Material The Industrial Application of Liquid-Liquid Extraction57Lesson 12 Surface Chemistry and Adsorption59Reading Material Adsorption Isotherms61Lesson 13 Filtration63Reading Material Types of Filtration Equipment65Lesson 14 Evaporation, Crystallization and Drying67Reading Material Evaporator, Crystallizer, and Dryer69Lesson 15 Computer-Assisted Design of New Process73Reading Material Process Design in the 21st Century75Lesson 16 Catalysis77Reading Material Classification of Catalysts78Lesson 17 Colloid82Reading Material Coagulation and Flocculation87Lesson 18 Polymers and Polymerization Techniques89Reading Material Petroleum Processing94Lesson 19 Chemical Industry and Environment98Reading Material Chemical Process Safety102Lesson 20 Vapor-Phase Chromatography104Reading Material High Performance Liquid Chromatography and Capillary Electrophoresis107Lesson 21 Membranes for Separation Process113Reading Material Membranes in Chemical Processing115Lesson 22 New Technologies in Unit Operations118Reading Material What Is Materials Science and Engineering?120Lesson 23 Structure and Nomenclature of Hydrocarbons123Reading Material Nomenclature of Chemical Compounds130Lesson 24 Reading and Searching a Patent132Reading Material Design Information and Data135Appendix139Appendix 1 化学化工常用构词139Appendix 2 常用有机基团140Appendix 3 总词汇表140