電氣工程專業(yè)英語實用教程總復習

1、Vocabulary Unit 1 Text A What is Resistance? Text B What is Capacitor? Text A What is Resistance? resistance copper insulator conductor volage series parallel capability ampere wattage Text B What is Capacitor? capacitor dielectrics inductor inherent oscillator emitter rectifier amplifier wavelength

2、 Unit 2 Text A Basic Electrical Concept Text B Introduction to AC Text A What is Resistance? atom neutral state orbit charge negative charge positive charge attraction repulsion electric field free electron symbol rate current flow alternator magnetic potential terminal kilovolt millivolt microvolt

3、Text B Introduction to AC DC(Direct Current) AC(alternating current) polarity sine wave waveform positive direction oppositive direction negative direction cycle frequency hertz phase offset magnetic field peak value root-mean-square Unit 3 Text A Simple Electrical Text B DC Parallel Circuit Text A

4、Simple Electrical circuit load battery switch voltmeter ammeter Ohms law series circuit series resistance voltage drop meter divider Text B DC Parallel Circuit parallel circuit side-by-side equal value resistors lowest common multiple compound circuits equivalent Unit 4 Text A Basic Semiconductor Cr

5、ystal Structure Text B The PN Junction Text A Basic Semiconductor Crystal Structure diode transistor semiconductor fabricate physics types silicon fall in caborn family dimensional adjacent covalent 3-dimensional crystal outer electron intrinstic impurity N-type periodic Table positive charge P-type

6、 Text B The PN Junction junction PN junction boundary interaction N region P region exploit reverse bias leakage Unit 5 Text A Number Systems Text B Digital Circuit Elements Text A Number systems number system numerical value decimal system digit weight power binary system equivalent bit byte word l

7、ogic 0 logic 1 programmable controller BCD(Binary Coded Decimal) hexadecimal remainder conversion of number Text B Digital Circuit Elements CMOS(Complementary Metal-Oxide-Semiconductor) density integration IC(Integrated Circuit) inverter laptop gate truth table chip immunity multiplexer theorem Unit

8、 6 Text A AC Motors Text B Basic DC Motor Operation Text A AC Motors AC motor electrical energy mechanical energy net force external force property loss bearing work horsepower Text B Basic DC Motor Operation DC motor commutator stator coil armature field magnetic lines Unit 7 Text A The Basis of Co

9、ntrol Text A The Basis of Control principle closed-loop controller facility feedback factor adhere to built-in disturbance sensor over time behaviour proportional system self-regulation constant Text B Digital Control Systems hardware structure algorithm equation sampling period sampling interval ap

10、proximation converter simulate verify velocity proportional signal integral Unit 8 Text A PLC Text B Terminology Text A PLC PLC (Programmable Logic Controller) monitor configuration field module digital signal analog signal starter actuator Hard-Wired Control reconnect interface relay microprocessor

11、 PPI(Point-to-Point Interface) brick I/O point counting timing protocol bit rate Text B Terminology term contact discrete discrete input discrete output logic high logic low analog input analog output Unit 9 Text A What is CNC? Text B The Basics of Computer Numerical Control Text A What is CNC? CNC

12、(Computerized Numerical Control) stand for introduce touch manufacturing workpiece intervention likelihood style step by step axes Text B The Basics of Computer Numerical Control intention usage automation predictable Unit 10 Text A Industrial Bus Text B Serial Communications System Text A Industria

13、l Bus mainframe transmitter surge suppression transient isolation Ethernet photosensitive optical impedance Text B Serial Communications System alarm asynchronous bandwidth low cost EIA (Electronic Industries Association) modem transceiver repeater threshold fiber node half-duplex RF(radio frequency

14、) connectivity wireless spectrum antenna industrial bus voltage difference 詞組 AC motor amplifier region amplitude modulation angular speed block diagram bypass capacitor closed-loop dielectic constant differential amplifier digital signal digital signal processing digital electrical technique forwar

15、d bias backward bias frequency response frequency domain high voltage initial phase Ladder Logic Diagram load resistance power plant time invariant ohms law open circuit storage battery short circuit industrial bus center frequency backword bias binary number 詞組 circuit element coupled capacitor die

16、lectric constant voltage difference 縮寫 A/D AC ACD ALU ASIC BCD CPU CNC DC EDA EIA FAM FET FM FPGA IC LAN PCM PLC PLL PPI PROM RAM RF ROM WAN (Wide Area Network) PC 翻譯 Unit 1 Ex.3 1-5 Unit 2 Ex.3 1-4 9、10 Unit 3 Ex.3 1、3、 7 翻譯 Unit 4 Ex.3 3、5、7 Unit 5 Ex.3 1-3 、10 Unit 6 Ex.3 1 翻譯 Unit 7 Ex.3 4、 7-10

17、 Unit 8 Ex.3 1-3 、5、 8 Unit 9 Ex.3 1-3 Unit 10 Ex.3 2-4 例題 一、根據(jù)英文單詞，寫出中文意義（一、根據(jù)英文單詞，寫出中文意義（115） resistance copper insulator conductor volage capability ampere capacitor dielectrics inductor inherent oscillator amplifier wavelength 例題 二、根據(jù)中文意義，寫出英文單詞（二、根據(jù)中文意義，寫出英文單詞（110） 波長波長 原子原子 電流電流 傳感器傳感器 二極二極 管管

18、 三極管三極管 中繼器中繼器 勢的，位的勢的，位的 電池電池 儀表儀表 例題 三、根據(jù)英文詞組，寫出中文意義（三、根據(jù)英文詞組，寫出中文意義（115） series circuit over time voltage drop sampling interval positive charge data comparison parallel circuit discrete output decimal system analog output digital signal time invariant sampling period backward bias electrical ene

19、rgy 例題 四根據(jù)英文縮寫，寫出英文完整形式及中文意思（四根據(jù)英文縮寫，寫出英文完整形式及中文意思（ 210） 例題 五根據(jù)下列短文回答問題（五根據(jù)下列短文回答問題（25） 參考參考Text A課后習題課后習題1 例題 六把下列句子翻譯為中文（六把下列句子翻譯為中文（210） Resistors are components that have a predetermined resistance. Resistance determines how much current will flow through a component. 譯：電阻器是預先設(shè)定好電阻的元件。電阻的大小將決定譯：

20、電阻器是預先設(shè)定好電阻的元件。電阻的大小將決定 流過電阻器的電流的大小。流過電阻器的電流的大小。 Metals have very low resistance. A low resistance allows a large amount of current to flow. 譯：金屬的電阻很小。很小的電阻允許很大的電流通過。譯：金屬的電阻很小。很小的電阻允許很大的電流通過。 Semiconductors are any of various solid crystalline substances, such as germanium or silicon, having electri

21、cal conductivity greater than insulators but less than good conductors. 譯：半導體是一種固態(tài)結(jié)晶物質(zhì)，如鍺或硅，其導電性強譯：半導體是一種固態(tài)結(jié)晶物質(zhì)，如鍺或硅，其導電性強 于絕緣體但弱于良導體。于絕緣體但弱于良導體。 例題 Ohms Law deals with the relationship between voltage and current in an ideal conductor. 譯：歐姆定律涉及理想導體中的電壓與電流關(guān)系。譯：歐姆定律涉及理想導體中的電壓與電流關(guān)系。 Electrons of atom

22、have orbits at different distances from the nucleus. For some atoms the electrons in the farthest orbits have only weak forces binding them to the atoms. 譯：原子內(nèi)的電子在離核不同的位置上繞核運動，在譯：原子內(nèi)的電子在離核不同的位置上繞核運動，在 某些原子中對離核最遠的電子只有很微弱的力將其束某些原子中對離核最遠的電子只有很微弱的力將其束 縛在原子內(nèi)?？`在原子內(nèi)。 Diodes are components that allow curren

23、t to in only one direction. They have a positive side and a negative side. 譯：二極管是一種只允許電流以一個方向流過的元件譯：二極管是一種只允許電流以一個方向流過的元件 。它有一個正極和一個負極。它有一個正極和一個負極。 例題 If we take a piece of the P-type material and connect it to a piece of N-type material and apply voltage then current will flow. Electrons will be at

24、tracted across the junction of the P and N materials. 譯：如果將一塊譯：如果將一塊N型材料同一塊型材料同一塊P型材料相連，然后加型材料相連，然后加 上電壓，將有電流通過。電子將被吸引穿過上電壓，將有電流通過。電子將被吸引穿過PN結(jié)的材結(jié)的材 料。料。 A microprocessor, for example, can endow a machine with decision-making ability, memory for instructions, and self-adjusting controls. 譯：例如微處理器，可以賦

25、予一臺機器決策的能力，譯：例如微處理器，可以賦予一臺機器決策的能力， 指令的存儲及自適應(yīng)控制。指令的存儲及自適應(yīng)控制。 例題 Magnetic fields are produced by electric currents, which can be macroscopic currents in wires, or microscopic currents associated with electrons in atomic orbits. 譯：電磁場可以由流過導線的宏觀電流產(chǎn)生，或者可以譯：電磁場可以由流過導線的宏觀電流產(chǎn)生，或者可以 由在原子軌道上的電子運動引起微觀電流產(chǎn)生。由在原子軌道上的電子運動引起微觀電流產(chǎn)生。 Process control is a term applied to the control of variable in a manufacturing proces