本書旨在培養(yǎng)和提高學(xué)生在通信專業(yè)方面的英語閱讀、筆譯能力,同時(shí)也有助于培養(yǎng)英語專業(yè)文章的寫作能力和對(duì)專業(yè)問題的口頭表達(dá)能力。本書簡要介紹科技英語的基本知識(shí)和特點(diǎn)。本書課文精選自國外知名大學(xué)的通信工程教科書,涵蓋現(xiàn)代電子通信的各個(gè)領(lǐng)域,系統(tǒng)性強(qiáng),且行文流暢。各課皆附有生詞表、難點(diǎn)注釋和練習(xí)題。書后附有參考譯文和參考文獻(xiàn)。為方便教學(xué),本書另配有電子教案和練習(xí)題參考答案,向采納本書作為教材的教師免費(fèi)提供。
內(nèi)容新,覆蓋面廣,系統(tǒng)性強(qiáng),可讀性好,課后配有專業(yè)詞匯、注釋及練習(xí),每課均有參考譯文,全書配有電子教案、關(guān)鍵詞索引等教輔資源,是學(xué)習(xí)通信、信息工程等專業(yè)英語的好教材。
CONTENTS
Lesson 0 科技英語的基礎(chǔ)知識(shí)
0.1 科技英語中的幾個(gè)關(guān)鍵問題
。⊿ome Key Problems in Scientific and Technical English)
0.1.1 詞匯(Vocabularies or Words)
0.1.2 虛義詞(Form Words)
0.1.3 長句(Long Sentences)
0.2 翻譯的準(zhǔn)則(Criteria of Translation)
0.3 翻譯中的變換(Changes in Translation)
0.3.1 詞類的變換(Changes Between Word Classes)
0.3.2 詞序的變換(Changes in Word Order)
0.3.3 省略(Ellipsis)
0.3.4 補(bǔ)充(Supplements)
0.3.5 引申(Extensions)
0.4 關(guān)于數(shù)量(Numbers and Quantities)
CONTENTS
Lesson 0 科技英語的基礎(chǔ)知識(shí)
0.1 科技英語中的幾個(gè)關(guān)鍵問題
。⊿ome Key Problems in Scientific and Technical English)
0.1.1 詞匯(Vocabularies or Words)
0.1.2 虛義詞(Form Words)
0.1.3 長句(Long Sentences)
0.2 翻譯的準(zhǔn)則(Criteria of Translation)
0.3 翻譯中的變換(Changes in Translation)
0.3.1 詞類的變換(Changes Between Word Classes)
0.3.2 詞序的變換(Changes in Word Order)
0.3.3 省略(Ellipsis)
0.3.4 補(bǔ)充(Supplements)
0.3.5 引申(Extensions)
0.4 關(guān)于數(shù)量(Numbers and Quantities)
0.4.1 數(shù)制(Number Systems)
0.4.2 量詞的縮寫(Abbreviations about Numbers)
0.4.3 關(guān)于數(shù)量的增減(About Increase and Decrease)
0.5 數(shù)學(xué)符號(hào)與數(shù)學(xué)式(Mathematic Symbols and Expressions)
0.5.1 常用數(shù)學(xué)符號(hào)(Mathematic Symbols)
0.5.2 常用希臘字母(Grecian Letters)
0.5.3 常用數(shù)學(xué)式(Mathematic Expressions)
0.6 論文標(biāo)題與摘要的寫作(How to Write a Thesis)
0.6.1 論文標(biāo)題(How to Write the Title)
0.6.2 論文摘要(How to Write the Abstract)
0.6.3 論文摘要的常用句型(Some Useful Patterns Used in the Abstract)
0.6.4 例子(Examples)
Lesson 1 Introduction to Electronic Communications
1.1 Historical Perspective
1.2 Electronic Communications Systems
1.3 The Electromagnetic Spectrum
1.4 Bandwidth and Information Capacity
Reading Material
Lesson 2 Information Sources
2.1 Speech and Music
2.2 Pictures
2.3 Computer Data
2.4 Noise
Reading Material
Lesson 3 Information Systems
3.1 Information and Data
3.2 Information System
3.3 Computerbased Information System
3.4 Business Information Systems
Reading Material
Lesson 4 Signal Generation
4.1 LC Circuits
4.2 Oscillators
4.3 IntegratedCircuit Waveform Generation
4.4 Digital Waveform Generation
Reading Material
Lesson 5 Random Processes
5.1 Introduction
5.2 Mathematical Definition of a Random Process
5.3 Stationary Process
5.4 Mean, Correlation, and Covariance Functions
5.5 Ergodic Processes
5.6 Gaussian Process
Reading Material
Lesson 6 Amplitude Modulation Transmission
6.1 Principles of Amplitude Modulation
6.2 Singleside Band Modulation
6.3 Generation of SSB Waves
6.4 Weaver SSB frequency shifting technique
Reading Material
Lesson 7 Angle Modulation
7.1 Representation of PM and FM Signals
7.2 Spectra of AngleModulated Signals
7.3 Narrowband Angle Modulation
7.4 Wideband Frequency Modulation
7.5 Preemphasis and Deemphasis in AngleModulated Systems
Reading Material
Lesson 8 Video Communications
8.1 Overview of Video communication
8.2 Typical Video applications
8.3 Communication Networks
Reading Material
Lesson 9 Transmission Lines
9.1 Types of Transmission Lines
9.2 Transmissionline Wave Propagation
9.3 Timedomain Reflectometry
Reading Material
Lesson 10 Electromagnetic Wave Propagation
10.1 Introduction
10.2 Optical Properties of Radio Waves
10.3 Terrestrial Propagation of Electromagnetic Waves
Reading Material
Lesson 11 Antennas and Waveguides
11.1 Introduction
11.2 Antenna Terminology and Definitions
11.3 Antenna Arrays and Array Antenna[14]
11.4 Waveguides
Reading Material
Lesson 12 Optical fiber communications
12.1 Fibers in communications
12.2 FiberOptic Communication Equipment
12.3 Transmitters Operational Considerations
12.4 WDM Systems
Reading Material
Lesson 13 Digital Modulation
13.1 Introduction
13.2 Factors That Influence the Choice of Digital Modulation
13.3 Binary Modulated Bandpass Signaling
13.4 Multilevel Modulated Bandpass Signaling
Reading Material
Lesson 14 Data Communications, Codes Error Control
14.1 Introduction
14.2 Data Communications Circuits
14.3 Data Communications Codes
14.4 Error Control
Reading Material
Lesson 15 Communication Networks
15.1 Telephone Networks
15.2 Computer Networks
15.3 Cable Television Networks
15.4 Wireless Networks
Reading Material
Lesson 16 Software Radio
16.1 Introduction
16.2 Characters of a Software Radio
16.3 The RF FrontEnd
16.4 Smart Antennas
16.5 Digital Generation of Signals
Reading Materia
……
參考譯文
參考文獻(xiàn)