信息技术英语PDF电子书下载

Chapter One Definitions and History of Information Science 1

Unit 1 1

Part 1 Text Definitions of Information Science 1

Part 2 Word Study 3

Part 3 Practice 3

Part 4 Extensive Reading Information As a Message 6

Part 5 Practice 8

Part 6 Humor Life 10

Unit 2 11

Part 1 Text Evolution of Information Science 11

Part 2 Word Study 12

Part 3 Practice 13

Part 4 Extensive Reading History ＆ Fields of Information Systems 15

Part 5 Practice 17

Part 6 Humor Life 19

Unit 3 20

Part 1 Text Transition to Modern Information Science 20

Part 2 Word Study 21

Part 3 Practice 21

Part 4 Extensive Reading Basic Information Theory 24

Part 5 Practice 26

Part 6 Humor Life 28

Chapter Two Sensing Technology 30

Unit 4 30

Part 1 Text Remote Sensing 30

Part 2 Word Study 32

Part 3 Practice 32

Part 4 Extensive Reading Image Dissector and Orthicon 35

Part 5 Practice 37

Part 6 Humor Life 39

Unit 5 40

Part 1 Text Data Processing 40

Part 2 Word Study 42

Part 3 Practice 42

Part 4 Extensive Reading Data Warehousing 45

Part 5 Practice 47

Part 6 Humor Life 49

Chapter Three Telecommunication Technology 50

Unit 6 50

Part 1 Text Key Concepts of Telecommunication 50

Part 2 Word Study 52

Part 3 Practice 53

Part 4 Extensive Reading Optical Fiber Cables 55

Part 5 Practice 57

Part 6 Humor Life 59

Unit 7 60

Part 1 Text Society and Telecommunication 60

Part 2 Word Study 62

Part 3 Practice 62

Part 4 Extensive Reading Deployment of Telecommunications Networks 64

Part 5 Practice 66

Part 6 Humor Life 68

Unit 8 69

Part 1 Text Data Communications 69

Part 2 Word Study 71

Part 3 Practice 72

Part 4 Extensive Reading Signals 74

Part 5 Practice 76

Part 6 Humor Life 78

Unit 9 79

Part 1 Text Serial Communications 79

Part 2 Word Study 81

Part 3 Practice 81

Part 4 Extensive Reading What is Serial? 84

Part 5 Practice 86

Part 6 Humor Life 88

Unit 10 90

Part 1 Text Communications Channels 90

Part 2 Word Study 92

Part 3 Practice 92

Part 4 Extensive Reading Transmission Lines 94

Part 5 Practice 97

Part 6 Humor Life 99

Unit 11 100

Part 1 Text Data Compression 100

Part 2 Word Study 102

Part 3 Practice 102

Part 4 Extensive Reading Lossy Audio Compression 105

Part 5 Practice 107

Part 6 Humor Life 109

Unit 12 110

Part 1 Text Data Transfer in Digital Circuits 110

Part 2 Word Study 112

Part 3 Practice 112

Part 4 Extensive Reading Multiple Transfer Objects Strategy 115

Part 5 Practice 117

Part 6 Humor Life 119

Chapter Four Computer Technology 121

Unit 13 121

Part 1 Text Computer Systems 121

Part 2 Word Study 123

Part 3 Practice 124

Part 4 Extensive Reading Hybrid Memories 126

Part 5 Practice 128

Part 6 Humor Life 130

Unit 14 131

Part 1 Text Computer Software 131

Part 2 Word Study 133

Part 3 Practice 133

Part 4 Extensive Reading Operation System 135

Part 5 Practice 137

Part 6 Humor Life 139

Unit 15 141

Part 1 Text BASIC and C Language 141

Part 2 Word Study 143

Part 3 Practice 144

Part 4 Extensive Reading Programming Languages 146

Part 5 Practice 148

Part 6 Humor Life 150

Unit 16 151

Part 1 Text High-level Programming Languages 151

Part 2 Word Study 153

Part 3 Practice 153

Part 4 Extensive Reading DBMS ＆ MIS 155

Part 5 Practice 157

Part 6 Humor Life 159

Unit 17 161

Part 1 Text The Internet 161

Part 2 Word Study 164

Part 3 Practice 164

Part 4 Extensive Reading Local Area Network 166

Part 5 Practice 168

Part 6 Humor Life 170

Unit 18 171

Part 1 Text Measures for Computer Security 171

Part 2 Word Study 173

Part 3 Practice 173

Part 4 Extensive Reading Security in Computing 175

Part 5 Practice 178

Part 6 Humor Life 179

Chapter Five Microform Technology 181

Unit 19 181

Part 1 Text Uses of Microforms 181

Part 2 Word Study 183

Part 3 Practice 183

Part 4 Extensive Reading Data Capture 186

Part 5 Practice 188

Part 6 Humor Life 190

Unit 20 192

Part 1 Text Image Creation 192

Part 2 Word Study 195

Part 3 Practice 195

Part 4 Extensive Reading Are Microforms Dead? 197

Part 5 Practice 200

Part 6 Humor Life 202

Appendix 1 Key To Exercises 204

Appendix 2 Glossary 228

Appendix 3 信息技术专业词汇英汉对照表 245

参考文献 265

参考资料 265