電子信息專業(yè)英語

工業(yè)和信息產(chǎn)業(yè)“十二五”規(guī)劃教材主編高立新電子工業(yè)出版社11/19教學目標經(jīng)過萬用表、示波器和信號發(fā)生器、音頻信號放大器測試三篇文章學習電子儀器設備與測量。萬用表：掌握萬用表用途、數(shù)字萬用表和模擬萬用表、萬用表表筆和萬用表檔位、用萬用表表測量電阻、電壓、電流。示波器和信號發(fā)生器：掌握示波器功效、示波器顯示波形、示波器面板及設置、示波器輸入連接、信號發(fā)生器功效、信號發(fā)生器面板及設置、信號發(fā)生器輸出連接。音頻信號放大器測試：掌握用面包板搭建電路、麥克風及放大電路、運算放大器及放大電路、用萬用表及示波器等儀表測量音頻信號放大器電壓及波形。4. Chapter4ElectronicInstrument&Measurement電子儀器設備與測量2Chapter4ElectronicInstrument&Measurement2/194.1. Lesson10Multimeter萬用表adjustvt.校準；調(diào)整，使…適合readingn.讀數(shù)；讀物；閱讀leadn.引線；鉛；vt.領導；引導socketn.插座；vt.給…配插座breadboardn.面包板；電路試驗板breakvt.打破；中止；n.休息sensorn.傳感器illuminationn.照明；照度；啟發(fā)covern.蓋子；封面；vt.覆蓋NewWordsandTechnicalTermsmultimetern.萬用表metern.儀表；米；v.用表計量measuringn.測量adj.測量用needlen.針；指針；vt.用針縫scalen.刻度；天平；規(guī)模liquidcrystaldisplay液晶顯示autorange自動量程proben.探針；調(diào)查；v.探測knobn.把手3Chapter4ElectronicInstrument&Measurement3/194.1. Lesson10Multimeter萬用表FiguresintheTextFigure4-1AnalogmultimeterFigure4-2Digitalmultimeter4Chapter4ElectronicInstrument&Measurement4/194.1. Lesson10Multimeter萬用表FiguresintheText

Figure4-3MeasurevoltageFigure4-4Measurevoltageinalightsensorcircuit5Chapter4ElectronicInstrument&Measurement5/194.1. Lesson10Multimeter萬用表FiguresintheTextFigure4-5MeasurelightsensorresistanceFigure4-6Measurecurrent6Chapter4ElectronicInstrument&Measurement6/194.1. Lesson10Multimeter萬用表NotestotheText[1]Amultimeterisanelectronicmeasuringinstrumentthatcombinesvoltage,currentandresistancemeasurementfunctionsinoneunit：that引導定語從句，修飾instrument。句子能夠翻譯為：萬用表是一個將電壓、電流、電阻測量功效結(jié)合在一個單元中電子測量儀器。[2]Analogmultimetershaveaneedlemovingalongascale：movingalong現(xiàn)在分詞短語作狀語，表示needle行為。模擬萬用表有一個指針沿著刻度盤移動。[3]Thecentralknobhasfewerpositionsandallyouneedtodoistoswitchittothequantityyouwanttomeasure：allyouneedtodo主語從句。youwanttomeasure定語從句修飾quantity。句子能夠翻譯為：中央旋鈕有幾個位置，全部你需要做是，切換旋鈕到你想要測量值）位置。[4]Thefourresistorsareconnectedinseries：四個電阻串聯(lián)連接。[5]Themultimeterisconnectedinparallelbetweenthetwopointswherethemeasurementistobemade：wherethemeasurementistobemade從句修飾thetwopoints。句子能夠翻譯為：萬用表并行連接到要測量兩點之間。[6]Whathappenstotheoutputvoltageofthelightsensorcircuitwhenyoucoverthelightsensorwithyourhand：What引導疑問句。句子能夠翻譯為：當你用手蓋住光傳感器時，對于光傳感器電路輸出電壓會發(fā)生什么？7Chapter4ElectronicInstrument&Measurement7/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器amplituden.振幅；遼闊；充分peak-peak峰峰值；正負峰間隔值tracen.蹤跡，痕跡；v.追蹤functiongenerator信號（函數(shù)）發(fā)生器waveformn.波形sinen.正弦squaren.正方形；平方；廣場triangularadj.三角形attenuatorn.衰減器NewWordsandTechnicalTermsoscilloscopen.示波器investigatev.調(diào)查；研究paneln.儀表板；座談小組graphn.圖表；曲線圖；vt.用圖表示verticaladj.垂直；n.垂直線axisn.軸；軸線horizontaladj.水平；地平線；n.水平intensityn.亮度；強度；擔心focusn.焦點；焦距；v.使聚焦spotn.斑點；地點；vt.用燈光照射8Chapter4ElectronicInstrument&Measurement8/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器FiguresintheTextFigure4-7Panelofanoscilloscope9Chapter4ElectronicInstrument&Measurement9/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器FiguresintheTextFigure4-8V/tgraphFigure4-9Applyasignaltotheinputterminal

10Chapter4ElectronicInstrument&Measurement10/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器FiguresintheText

Figure4-11ThetraceofasignalonthescreenFigure4-12Voltageamplitudeandtimeperiod

Figure4-10Controlbuttononanoscilloscope

11Chapter4ElectronicInstrument&Measurement11/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器FiguresintheTextFigure4-13PanelofafunctiongeneratorFigure4-14Functiongeneratorandoscilloscope

12Chapter4ElectronicInstrument&Measurement12/194.2. Lesson11OscilloscopeandFunctionGenerator示波器和信號發(fā)生器NotestotheText[1]tocheckthateachblockisoperatingasexpectedandiscorrectlylinkedtothenext：tocheck與tomonitor并列，作為is補足語。that引導名詞從句。句子能夠翻譯為：確認每一模塊如預期一樣工作，正確地連接到下一個（模塊）。[2]agraphofvoltageagainsttime：一個電壓對應時間圖形。[3]Applyasignaltotheinputterminal：施加一個信號到輸入端。[4]TheTIME/DIVcontroldeterminesthehorizontalscaleofthegraphwhichappearsontheoscilloscopescreen：這個“時間/格”控制（旋鈕）決定出現(xiàn)在示波器屏幕圖形水平刻度。[5]wheretheyareusedasasignalsourcetotestacircuit：where引導狀語從句。句子能夠翻譯為：在那里，它們（信號發(fā)生器）被用作信號源來測試電路。[6]Byclicking…,selecting…andsetting…,thegeneratoroutputsa1kHzsinewaveform：動名詞短語作狀語，主語generator，謂語output。句子能夠翻譯為：經(jīng)過點擊頻率范圍1k按鈕，選擇一個正弦波信號，設置衰減開關為0分貝，信號發(fā)生器輸出1千赫茲正弦波形。13Chapter4ElectronicInstrument&Measurement13/194.3. Lesson12AudioAmplifierTesting音頻信號放大器測試NewWordsandTechnicalTermsmicrophonen.麥克風，擴音器audiosignal音頻信號voltagedivider分壓器minussign負號，減號upsidedown上端朝下；顛倒invertvt.使…反轉(zhuǎn)；使…顛倒observationn.觀察theoreticaladj.理論analysisn.分析；分解14Chapter4ElectronicInstrument&Measurement14/194.3. Lesson12AudioAmplifierTesting音頻信號放大器測試FiguresintheTextFigure4-15MicrophoneFigure4-16MicrophonecircuitFigure4-17MeasurethevoltageFigure4-18Checkoutputwaveform

15Chapter4ElectronicInstrument&Measurement15/194.3. Lesson12AudioAmplifierTesting音頻信號放大器測試FiguresintheTextFigure4-19741op-ampFigure4-20Packageof741Figure4-21AudioamplifiercircuitFigure4-22Circuitonthebreadboard16Chapter4ElectronicInstrument&Measurement16/194.3. Lesson12AudioAmplifierTesting音頻信號放大器測試NotestotheText[1]intendedtodevelopyourcircuitdesignskills：作為整個句子狀語（補足語），說明目標。句子能夠翻譯為：為了發(fā)展你電路設計技能。[2]givingyouexperienceofusingtheoscilloscopetomonitorsignalsinacircuit：并列作為整個句子狀語（補足語），說明目標。句子能夠翻譯為：給你使用示波器在電路中監(jiān)控信號經(jīng)驗。[3]youneedtoprovideavoltageacrossitusingavoltagedividercircuit：您需要使用分壓電路提供給它兩端電壓。[4]Adjustthesettingproperlyuntiltheshapeofthesignalsisclear.：適當?shù)卣{(diào)整設置，直到信號形狀變清楚。[5]Thewayinwhichthisparticularop-ampcircuitworksallowsyoutochoosethevoltagegainaccordingtotheformula：inwhich引導定語從句，修飾Theway。句子能夠翻譯為：這個特殊運算放大器電路工作方式，讓你依據(jù)公式選擇電壓增益。[6]Doyourobservationsusingtheoscilloscopeconfirmtheabovetheoreticalanalysis？：你使用示波器觀察到結(jié)果證實了上述理論分析嗎？17Chapter4ElectronicInstrument&Measurement17/19在科技英語中經(jīng)常使用語法結(jié)構(gòu)相當多，有非謂語動詞、從句、被動語態(tài)、長句、祈使句（說明書、手冊中），it句型等。英語每個簡單句中，只能用一