科技英语自修读本PDF电子书下载

目录 1

Unit 1 MACHINES AND THE MODERN WORLD机器和现代世界 1

Lesson 1 Machines in the City城市里的机器 1

Lesson 2 Machines on the Farm农场里的机器 33

Lesson 3 The Ultimate Machine:The Electronic Computer 60

尖端机器：电子计算机 60

Unit 2 TRANSPORTATION运输 84

Lesson 4 America on Wheels汽车与美国 84

Lesson 5 BART:An Automated Answer to the problems of Urban Transportation巴特：城市的自动化交通系统 113

Lesson 6 Airplanes:Yesterday,Today,and To-morrow飞机的今昔与未来 139

Lesson 7 Travel in Space:To the Moon and Beyond宇宙航行：遨游月球与太空 164

Lesson 8　Television:The Modern Wonder of Elec-tronics电视：电子技术的新奇迹 188

Unit 3 COMMUNICATION通信 188

Lesson 9 The Telephone of Today——and Tomorrow电话的今天和明天 219

Lesson 10 Communications Satellites通信卫星 251

Unit 4 BREAKTHROUGHS IN MEDICINE医学上的突破 274

Lesson 11 The Search for New Drugs探求新药 274

Lesson 12 The Heart Laid Open:Open-Heart Surgery打开心脏：心脏直视手术 304

Lesson 13 The Spape of Things to Come:The New Doctor孕育着的新事物：新式医生 336

Unit 5 OUR CHANGING LANDSCAPE日新月异的景象 360

Lesson 14 The Land and Its Limits 366

土地及其限度 366

Lesson 15 Urban Renewal or Suburban Sprawl？是更新市区还是扩展郊区？ 404

Lesson 16 Planned Cities规划的城市 430

Lesson 17 Tokyo Goes Underground东京向地下发展 459