发明百事通 Q&A Inventions
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作者： 本社 编
出 版 社：
出版时间： 2007-1-1字数：版次：页数： 224印刷时间：开本：印次：纸张： 胶版纸I S B N ： 9781405494625包装： 精装内容简介
You'll find the answers to hundreds of fascinating questionsdbout inventions inside this new children’S encyclopedia．
Over 3 40 fascinating questions and answers
Dates for keg inventions at a glance
Index of famous inventors
Over 2 00 photographs
More thQn 2 5 0 illustrationsJ cutawag diagrams an d cartoons
目录
INVENTloNS
What iS an lnvention?
The Futu re of l nventions
FARMING
Plows
Tractors
Dai rv Machines
Crop Watering
Fa rm LI"1emICaIS
GM Foods
Preservincj Food
BUlLDING
Building Materials
Building Machines
Skyscrapers
Roads
Bridges
CanaIs
ENERGY
Wind and Water Power
Fossil Fuels
Steam Power。
Electricity
NUCIea r Power
Sola r Power
Natu ral Energy Sou rces
MANUFACTURlNG
Spinning and Weaving
Factory Products
Mass Production
TRANSPOR IAI IUN
Buses and Trucks
Bikes
Ca rs
Trains
Boats
Ships
Balloons and Ai rships
Helicopters
Ai rplanes
NAVIGATloN
NaviqationaI Aids
Rada r
Sona r
SatelIite Naviqation
SPACE
Telescopes
……
WEAPONS
MEDICINE
TIME
DAILY LIFE
