电工电子专业英语 教学课件 作者 徐红梅 Unit11,12.pptx

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1、ExercisesⅠ.Answerthefollowingquestions.1.Whatisthemultimeter?2.Howmanytypesofmultimeters?3.Whichtypeofmultimetersisthemostusedtestequipmentinmostcases?4.Howthemultimeterisplacedwhenmeasuringvoltageofacircuitoracomponent?5.Howthemultimeterisplacedwhenmeasuringtheresist

2、anceofacomponent?Ⅱ.Arethefollowingstatementscorrect?Ifthesentenceiscorrect,say“True”aloud,ifnot,say“False”.1.ThemultimeterisalsoknownasaVolt-Ohm-milliammeter.2.Themultimetercannotbeusedintrouble-shooting.3.Themultimeterisplacedacross(inseries)thecircuitwhenmeasuringvo

3、ltage.4.Themultimetercannotbeusedtomeasurecurrent.5.Themultimetercanbeusedtomeasureresistance.Ⅲ.TranslatethefollowingsentencesintoChinese.1.Therearetwotypesofmeters:analoganddigitalmultimeters.2.Youmustproperlyconnectmeterstoacircuittoensureacorrectreading.3.Themultim

4、eter,alsoknownasaVolt-Ohm-milliammeter,isageneral-purposemetercapableofmeasuringvoltage,currentandresistance.4.Asanelectronictechnician,youmustproperlyusethemultimetersinyourtrouble-shootinganddesigningwork.5.Themeterisalwaysplacedacross(inparallel)thecircuitorcompone

5、nttobemea-suredwhenmeasuringvoltage.