科技英语 第2版PDF电子书下载

Unit 1 Air Fit to Breathe 1

【Reading material】 Recycling the World 5

Unit 2 Glass： On the Cutting Edge 8

【Reading material】 History of Chemistry 11

Unit 3 Detergent 16

【Reading material】 Numbers in Physical Quantities 21

Unit 4 Conductivity without Metals 24

【Reading material】 Units of Measurement 28

Unit 5 Applications of Electrolysis 31

【Reading material】 Nomenclature of Inorganic Compounds 34

Unit 6 All Shapes and Sizes 41

【Reading material】 Nomenclature for Organic Compounds and Groups 45

Unit 7 The Global Warmers 53

【Reading material】 Origin of the Gene Banks 56

Unit 8 Traffic Technology Drives to Clear the Road 60

【Reading material】 Facts in the Development of Transportation 63

Unit 9 GM Organisms—Is GM the Future？ 67

【Reading material】 Genetic Modifiication 72

Unit 10 Climate Change 76

【Reading material】 Hurricanes 79

Unit 11 Pesticides and Pest Control 84

【Reading material】 Clean Production 89

Unit 12 Energy 94

【Reading material】 The Future of Clean Coal 99

Unit 13 Carbon Capture Strategy Could Lead To Emission-free Cars 103

【Reading material】 Food Containers Leach a PotentiallyHarmful Chemical 107

Unit 14 Spy Satellite 113

【Reading material】 A Review of the U.S.Missile Defence System 117

Unit 15 America’s Wetlands （1） 122

【Reading material】 America’s Wetlands （2） 126

Unit 16 Creating Molecules and Materials by Design （1） 131

【Reading material】 Creating Molecules and Materials by Design （2） 136

Appendix 1科技英语词汇构成及翻译 140

Appendix 2科技英语常用前缀和后缀 146