內容簡介
本書由24個主題單元組成選材力求豐富、多樣涵蓋電子信息領域的主要技術分支。教學參考學時為64學時分兩個學期教學使用。
第1、2單元介紹科技英語的基礎知識說明科技英語的特點和學習科技專業英語應注意的問題、翻譯的準則和技巧等旨在提高學生的翻譯能力。第13、14單元介紹科技英語的寫作基礎、英語寫作一般知識旨在提高學生的寫作能力。其他20個單元每個包括三篇文章 其中Passage A、Passage B為精讀部分給出單詞、短語、課文注釋 並配有適量的、形式豐富的練習題培養學生套用英語的能力。Passage C為泛讀部分供讀者自學用。通過對本書的學習可以使讀者掌握一定量的專業辭彙及術語了解科技文獻的表達特點提高閱讀和理解原始專業英語文獻的能力掌握英語翻譯技巧開闊視野。
本書可作為電子信息類學科相關專業大學本科生的專業英語教材也可供從事信息產業的工程技術人員參考學習。
目錄
Unit 1 科技英語基礎知識(一) 1
Unit 2 科技英語基礎知識(二) 10
Unit 3 Electrical Technique 20
Passage AAnalog Circuit 20
Passage BBinary System and Logic Systems 26
Passage CMagnitude Locked Loop 30
Unit 4 Microelectronics 34
Passage AIntroduction to Microelectronics 34
Passage BThe Simple Atom, Conductors, Insulators and Semiconductors 37
Passage CDiode and Transistor 41
Unit 5 Auxiliary Storage 46
Passage ACD and CDROM 46
Passage BHard Disks and Optical Disks 50
Passage CIntroduction to CDROM 53
Unit 6 Electronic Communications 55
Passage AIntroduction to Electronic Communications 55
Passage BThe Principle of PCM 65
Passage CInformation Sources 71
Unit 7 Digital Modulation 82
Passage ADigital Modulation 82
Passage BBinary Modulated Bandpass Signaling 86
Passage CMultilevel Modulated Bandpass Signaling 92
Unit 8 Telecommunications 95
Passage AEvolution of Telecommunication Networks 95
Passage BTelecommunications 102
Passage CTelecommunications: A Brief Historical Review 109
Unit 9 Digital Signal Processing 112
Passage ABasic Concepts of DSP 112
Passage BDigital Signal Processors 118
Passage CComparison of DSP and ASP 124
Unit 10 Laser 128
Passage AWhat Is a Laser? 128
Passage BIntroduction: Supertool 131
Passage CLasers 135
Unit 11 Database 137
Passage ADatabase: A Better Way to Manage and Organize Data 137
Passage BDBMS and Data Independence, Integrity, Security 141
Passage CDatabase System and Three Data Models 144
Unit 12 ISDN 148
Passage AIntroduction of ISDN 148
Passage BISDN Multimedia Services 152
Passage CISDN Evolution and Its Benefits 156
Unit 13 科技英語寫作基礎 159
Unit 14 英語寫作一般知識簡介 168
Unit 15 Data Communications 179
Passage AData Communications 179
Passage BCharacteristics of Communications Channels 182
Passage CCommunication Equipment and Software 186
Unit 16 3rd Generation Mobile Communications 189
Passage ATDSCDMA-a 3G Radio Access Technology 189
Passage BSummary of the Main Parameters in WCDMA 197
Passage CPlanning Ahead: Technology Choices in a Complex World 200
Unit 17 Images and Televisions 204
Passage ADigital Image Fundamentals 204
Passage BCompression/Decompression Techniques 209
Passage CTelevision 214
Unit 18 Multimedia 216
Passage AWhat Is Multimedia 216
Passage BCharacteristics 219
Passage CMultimedia 225
Unit 19 Optical Fiber Communication 227
Passage AThe General System 227
Passage BAdvantages of Optical Fiber Communication 232
Passage CFiberoptics Communications 239
Unit 20 Different Types of Lasers 241
Passage ACrystal and Glass Lasers 241
Passage BLiquid Lasers, the Freeelectron Laser and the Xray Laser 245
Passage CGas Lasers 249
Unit 21 Modern Switching Technique 253
Passage AThe Principles of Digital Switching 253
Passage BCircuit Switching and Packet Switching 261
Passage CATM 267
Unit 22 Modern Digital Design 269
Passage AOverview of Modern Digital Design 269
Passage BElectronic Design with FPGAs 276
Passage CVHDL 281
Unit 23 Network 285
Passage AComputer Networks(1) 285
Passage BComputer Networks(2) 290
Passage CNetwork 301
Unit 24 Others 304
Passage ASatellite Fundamentals 304
Passage BMicrowave Radio System 308
Passage CIntroduction of Color Image Segmentation 312
參考譯文 314
參考答案 349
參考文獻 370
