专业英语 上PDF电子书下载

Unit01DCBiasing—BJTs 1

01.1Introduction 1

01.2OperatingPoint 2

WordsandPhrases 4

Notes 5

Exercises 6

ReadingSupplements:DCBiasing—BJTs 6

WordsandPhrases 8

Notes 8

Exercises 9

Unit02555Timers:Basics 10

02.1Introduction 10

02.2555Timers:Astable 11

02.3555Timers:Monostable 13

WordsandPhrases 14

Exercises 15

Notes 15

ReadingSupplements:Electronics 16

WordsandPhrases 18

Notes 20

Exercises 20

Unit03Computer 22

WordsandPhrases 25

Exercises 26

Notes 26

ReadingSupplements:PeripheralDevice 27

WordsandPhrases 29

Exercise 29

Unit04OperatingSystem(OS) 31

WordsandPhrases 33

Notes 33

Exercises 34

ReadingSupplements:WhatisLinux? 34

WordsandPhrases 36

Notes 37

Exercises 37

Unit05DigitalSignalProcessing 39

05.1Introduction 39

05.2Signal,systems,andsignalprocessing 40

WordsandPhrases 42

Notes 42

Exercises 43

ReadingSupplements:AdvantagesofDigitalover 44

AnalogSignalProcessing 44

WordsandPhrases 45

Notes 45

Exercises 45

Unit06ISDNDefinitions 47

06.1Introduction 47

06.2ISDNHistory 48

06.3TheAdvantageofISDN 49

06.4Interfaces 50

WordsandPhrases 51

Notes 53

Exercises 53

ReadingSupplements:RadioandTelevision 54

WordsandPhrases 56

Notes 57

Exercises 57

Unit07IntroductionofMultimediaComputing 59

WordsandPhrases 60

Notes 61

Exercises 61

ReadingSupplements:MultimediaSoftware: 62

Applications 62

WordsandPhrases 64

Exercises 65

Notes 65

Unit08CAD/CAM/CAE 66

WordsandPhrases 68

Notes 69

Exercises 70

ReadingSupplements:IntroductiontoProcessControl 71

WordsandPhrases 75

Notes 76

Exercises 77

Unit09Machine-PhaseNanotechnology 78

WordsandPhrases 80

Notes 81

Exercises 82

ReadingSupplements:OfChemistry,Loveand 82

Nanobots 82

WordsandPhrases 84

Notes 85

Exercises 86

Unit10IntroductionofComputerNetworks 87

10.1NetworkGoals 87

10.2ApplicationofNetworks 88

10.3NetworkStructure 88

10.4ProtocolHierarchies 89

10.5DesignIssuesfortheLayers 89

WordsandPhrases 90

Notes 90

Exercises 91

ReadingSupplements:Internet 91

WordsandPhrases 94

Notes 94

Exercises 95

Unit11Imaging 96

WordsandPhrases 97

Exercises 99

Notes 99

ReadingSupplements:ABasicImageProcessing 100

System 100

WordsandPhrases 103

Notes 103

Exercises 104

Unit12WhatIsE-Commerce? 105

12.1E-CommerceDefined 105

12.2TheBenefitsofE-Commerce 106

12.3NewE-CommerceApplications 106

12.4WhereDoYouStart? 107

WordsandPhrases 108

Notes 109

Exercises 109

ReadingSupplements:TheGlobalSystemforMobile 110

Communications(GSM) 110

WordsandPhrases 113

Notes 114

Exercises 114

Unit13High-DefinitionTelevision 116

13.1HistoryofHDTV 116

13.2HDTVDefined 117

13.3HDTVandTheMovieIndustry 118

WordsandPhrases 119

Notes 120

Exercises 120

ReadingSupplements:DigitalTelevision 121

WordsandPhrases 126

Notes 128

Exercises 128

Keys 130

References 142