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1、電壓源voltagesource電流源currentsource理想電壓源idealvoltagesource理想電流源idealcurrentsource伏安特性volt-amperecharacteristic電動勢electromotiveforce電壓voltage電流current電位potential電位差potentialdifference歐姆Ohm伏特Volt安培Ampere瓦特Watt焦耳Joule電路circuit電路元件circuitelement電阻resistance電阻器resistor電感induct
2、ance電感器inductor電容capacitance電容器capacitor電路模型circuitmodel參考方向referencedirection參考電位referencepotential歐姆定律Ohm’slaw基爾霍夫定律Kirchhoff’slaw基爾霍夫電壓定律Kirchhoff’svoltagelaw（KVL）基爾霍夫電流定律Kirchhoff’scurrentlaw（KCL）結(jié)點node支路branch回路loop網(wǎng)孔mesh支路電流法branchcurrentanalysis網(wǎng)孔電流法meshcurrenta
3、nalysis結(jié)點電位法nodevoltageanalysis電源變換sourcetransformations疊加原理superpositiontheorem網(wǎng)絡(luò)network無源二端網(wǎng)絡(luò)passivetwo-terminalnetwork有源二端網(wǎng)絡(luò)activetwo-terminalnetwork戴維寧定理Thevenin’stheorem諾頓定理Norton’stheorem開路（斷路）opencircuit短路shortcircuit開路電壓open-circuitvoltage短路電流short-circuitcurre
4、nt直流電路directcurrentcircuit(dc)交流電路alternatingcurrentcircuit(ac)正弦交流電路sinusoidala-ccircuit平均值averagevalue有效值effectivevalue均方根值root-mean-squirevalue(rms)瞬時值instantaneousvalue電抗reactance感抗inductivereactance容抗capacitivereactance法拉Farad亨利Henry阻抗impedance復數(shù)阻抗compleximpedance
5、相位phase初相位initialphase相位差phasedifference相位領(lǐng)先phaselead相位落后phaselag倒相，反相phaseinversion頻率frequency角頻率angularfrequency赫茲Hertz相量phasor相量圖phasordiagram有功功率activepower無功功率reactivepower視在功率apparentpower功率因數(shù)powerfactor功率因數(shù)補償power-factorcompensation串聯(lián)諧振seriesresonance并聯(lián)諧振paralle
6、lresonance諧振頻率resonancefrequency頻率特性frequencycharacteristic幅頻特性amplitude-frequencyresponsecharacteristic相頻特性phase-frequencyresponsecharacteristic截止頻率cutofffrequency品質(zhì)因數(shù)qualityfactor通頻帶pass-band帶寬bandwidth(BW)濾波器filter一階濾波器first-orderfilter二階濾波器second-orderfilter低通濾波器lo
7、w-passfilter高通濾波器high-passfilter帶通濾波器band-passfilter帶阻濾波器band-stopfilter轉(zhuǎn)移函數(shù)transferfunction波特圖Bodediagram傅立葉級數(shù)Fourierseries三相電路three-phasecircuit三相電源three-phasesource對稱三相電源symmetricalthree-phasesource對稱三相負載symmetricalthree-phaseload相電壓phasevoltage相電流phasecurrent線電壓lin
8、evoltage線電流linecurrent三相三線制three-phasethree-wiresystem三相四線制three-phasefour-wiresystem三相功率three-phasepower星形連接starconn
