Q&A Inventions 发明全知道
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作者： 本社 编
出 版 社： Parragon
出版时间： 2006-12-1字数：版次： 1页数： 224印刷时间： 2006/12/01开本： 32开印次： 1纸张： 铜版纸I S B N ： 9781405494625包装： 精装内容简介
You'll find the answers to hundreds of fascinating questions about inventions inside this new children's encyclopedia.
Over 340 fascinating questions and answers
Dates for key inventions at a glance
Index of famous inventors
Over 200 photographs
More than 250 illustrations, cutaway diagrams and cartoons
目录
INVENTIONS
What is an Invention?
The Future of Inventions
FARMING
Plows
Tractors
Dairy Machines
Crop Waterin9
Farm Chemicals
GM Foods
Preservin9 Food
BUILDING
Buildin9 Materials
Buildin9 Machines
Skyscrapers
Roads
Bridges
Canals
ENERGY
Wind and Water Power
Fossil Fuels
Steam Power
Electricity
Nuclear Power
Solar Power
Natural Energy Sources
MANUFACTURING
Spinnin9 and Weavin9 .
Factory Products
Mass Production
TRANSPORTATION
Buses and Trucks
Bikes
Cars
Trains
Boats
Ships
Balloons and Airships
Helicopters
Airplanes
NAVIGATION
Navigational Aids
Radar
Sonar
Satellite Navigation
SPACE
Telescopes
ROCKETS
WEAPONS
MEDICINE
TIME
DAILY LIFE
COMMMUNICATIONS
ENTERTAINMENT
Great Inventors
Index
Photography Credits
