大学科普英语PDF电子书下载

Unit 1　Biotechnology（Ⅰ） 1

Passage 1　The Magic of Microarrays 2

Passage 2 The Human Genome Business 14

Unit 2 Biotechnology（Ⅱ） 25

Passage 1 Whose Blood Is It,Anyway 26

Passage 2 The First Human Cloned Embryo 37

Unit 3 Chemical Engineering 49

Passage 1 Life's Rocky Start 50

Passage 2 Voyage to Superheavy Island 62

Unit 4 Cosmology（Ⅰ） 74

Passage 1 Searching for Extraterrestrials 75

Passage 2 Sculpting the Earth from Inside Out 87

Unit 5 Cosmology（Ⅱ） 99

Passage 1 The Fury of Space Storm 100

Passage 2 The First Star in the Universe 112

Unit 6 Aeronautics Space Travel 123

Passage 1 Go to Mars 124

Passage 2 Journey to the Farthest Planet 135

Unit 7 Information Technology Computing（Ⅰ） 146

Passage 1 Origin of Personal Computing 147

Passage 2 Vertical Leap for Microchips 158

Unit 8 Information Technology Computing（Ⅱ） 170

Passage 1 The Promise and Perils of WAP 171

Passage 2 Virtually There 182

Unit 9 Transportation Engine 193

Passage 1 Maglev:A New Approach 194

Passage 2 A Low-Pollution Engine Solution 205

Unit 10 Ecology Environment 217

Passage 1 Madagascar's Secret 218

Passage 2 Is Global Warming Harmful to Health 229

Unit 11 Nanotechnology 241

Passage 1 Little Big Science 242

Passage 2 Plenty of Room,Indeed 254

Unit 12 Vision Thought 265

Passage 1 Scientists and Religion 266

Passage 2 Darwin's Influence on Modern Thought 278