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1、Lesson5 thefundamentalofelectronicsystem电子系统基础SectionIWordsandPhrasesSectionIITextandTranslationSectionIIIExercises词英汉练EndNextSectionIWordsandPhraseselectricsystem电子系统mechatronics[7mekE5trRniks]机械电子学，机电学resistor[ri5zstE]n.[电]电阻器capacitor[kE5pAsitE]n.(=capacitator)电
2、容器inductor[in5dQktE]n.圣职授予的人,授职的人,感应器circuit[5sE:kit]n.电路,一圈,周游,巡回resistance[ri5zistEns]n.反抗,抵抗力,阻力,电阻,阻抗parallel[5pArElel]adj.平行的,相同的,类似的,并联的potential[pE5tenF(E)l]n.潜能,潜力,电压voltage[5vEJltIdV]n.[电工]电压,伏特数TopicAboveNextEndSectionIWordsandPhrasescapacitance[kE5pAsitE
3、ns]n.容量,电容proportional[prE5pC:FEnl]adj.成比例的,相称的,magnetic[mA^5netik]adj.磁的,有磁性的,有吸引力的magneticfield磁场flux[flQks]n.[物]流量,通量Faraday'slaw法拉第定律currentsource电流源voltagesource电压源transformer[trAns5fC:mE(r),trB:-]n.[电]变压器,使变化的人impedance[im5pi:dEns]n.[电]阻抗,全电阻,[物]阻抗variable[5v
4、ZEriEbl]n.[数]变数,可变物,变量electricaldevice电子设备summarize[5sQmEraiz]v.概述,总结,摘要而言TopicAboveNextEndSectionIWordsandPhrasessignal[5si^nl]n.信号characteristics[7kAriktE5ristik]n.特性,特征winding[5waindiN]n.绕,缠,绕组,线圈coil[kCil]v.盘绕,卷TopicAboveNextEndSectionIITextElectricsystemisaver
5、yimportantunit,whichisusedinthefieldofelectricengineeringandmechatronicsengineering.Wewillintroducesomekeycomponentsofelectricsystemasfollows:TopicAboveNext汉EndSectionIITextResistors,Capacitors,andInductorsAresistorisacircuitelementwiththepropertythatthecurrentthou
6、ghitistimestothevoltagedropacrossitsterminalsbyaconstantvaluecalledtheresistance1.Thevalueoftheresistanceisalwayspositive.Acapacitorisanelectricalcomponentconsistingoftwoparallelplates.Whenvoltageisappliedacrossthecapacitor,positivechargeaccumulatesontheplatewithth
7、ehigherpotential,andnegativechargeaccumulatesontheplatewiththelowerpotential.Thetotalpositivechargeisequaltothepotentialdifferenceacrosstheplatestimesaconstantcalledthecapacitance.Whencurrenttravelsthroughawire,amagneticfieldiscreatedwithstrengthproportionaltotheam
8、plitudeofthecurrent.Asecondwireplacednearthefirstwirewillexperienceafluxfromthemagneticfieldcreatedbythefirstwire.Faraday'slawstatesthatvoltageis
