科技英语报刊选读PDF电子书下载

Unit One Astrophysics 1

Text A In Search for Alien Life,Researchers Enlist Human Minds 1

Text B Warp Drive 9

Unit Two Climatology 18

Text A The Weekend of 100 Tornadoes:Are Killer Storms Being Fueled by Climate Change? 18

Text B Experts Argue Global Warming's Impact on Sandy's Unusual Path to N.J 25

Unit Three Renewable Energy 34

Text A Is the Future of Clean Energy a Pond of Algae in Every Backyard? 34

Text B Sweet Hydrogen:How Sugar Could Help Satisfy the World's Energy Needs 40

Unit Four Chemistry 48

Text A Plant-Powered Plastics 48

Text B Full-Body Taste 54

Unit Five Medical Science 62

Text A Chemo in Pregnancy Does Not Necessarily Harm Baby,Says Study 62

Text B Drug Trial Gives Hope of Longer Life to Women Fighting Ovarian Cancer 68

Unit Six Dynamics 74

Text A Solar-Powered Travel:Opening Up New Routes Across Sky,Sea and Land 74

Text B Hybrids Under the Hood 85

Unit Seven Paleontology 93

Text A Life in the Sea Found Its Fate in a Paroxysm of Extinction 93

Text B An Underground Fossil Forest Offers Clues on Climate Change 101

Unit Eight Nanotechnology 110

Text A Fine-tuning Nanotech to Target Cancer 110

Text B Nanotechnology Can Launch a New Age of Space Exploration 118

Unit Nine Civil Engineering 126

Text A Prefabs Sprout as Britain Embraces Timber-Frame Housing 126

Text B A Bridge Built to Sway When the Earth Shakes 137

Unit Ten Software Engineering 146

Text A Microsoft Windows 8 Consumer Preview-Review 146

Text B Katrina Changed Everything:New Software Predicts How Water Will Spread 155

Appendix Key to Exercises 166