《科技英语 第4册 Book 4 电学部分》

ContentsLesson one1

Text:The Growth of ElectroniosReading Material:Electrical and Electronic Engineeringin the FutureLesson Two15

Text:ComputersReading Material:Computers in BusinessLesson Three25

Text:LasersReading Material:Lasers in IndustryLesson Four38

Text:The Binary System for ComputersReading Material:MicrocomputersLesson Five49

Text:The Eleclron MicroscopeReading Material:The Value of TransistorsLesson Six60

Text:Radio Links and MicrowavesReading Material:Messages by Elec？icityLesson Seven73

Text:RefrigeratorReading Material:Construction of RefrigeratorLesson Eight84

Text:RadioReading Material:TelevisionLesson Nine95

Text:The Electric TelegraphReading Material:The TelephoneLesson Ten110

Text:How a Refrigerator CoolsReading Material:Care of the RefrigeratorLesson Eleven124

Text:Microwave OvenReading Material:Accessory EquipmentLesson Twelve138

Text:ElectromagnetismReading Material:ElectromagnetismLesson Thirteen151

Text:IronReading Material:Care of the IronLesson Fourteen163

Text:Electricity and ElectronicsReading Material:Electrical EngineeringLesson Fifteen177

Text:WasherReading Material:Design FlexibilityLesson Sixteen190

Text:Electrons and ElectricityReading Material:ElectricityLesson Seventeen202

Text:ElectrotechnologyReading Material:Control MotorsLesson Eighteen217

Text:Radio Waves and Vacuum TubesReading Material:Image Orthicon TubesLesson Nineteen231

Text:Electric Currents and CircuitsReading Material:Electric CircuitLesson Twenty247

Text:Miniaturizati on and MicrominiaturizationReading Material:Micrc-miniaturizationAppendix261