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        1. Ӣҽ̾W(wng) > > }ĿԔ

          }ĿWƼ(chung)СM÷yСݵ裬Դ늉3VyСݵ~늉2.5Vs10

          (1)DʾBӵČ·Dһ(do)Be`Ոe`Č(do)ϮùP挧(do)_BӌD______

          (2)·B_]_P(gun)l(f)F(xin)Сݲ׃ĻƬƄӕr늉oʾ(sh)ʾ(sh)Ұl(f)@׃a(chn)@NF(xin)Ŀԭ______

          (3)ų]_P(gun)׃ĻƬPƵijһλÕr늉ʾ(sh)DʾҪyСl(f)r裬(yng)׃ĻƬ______Ƅӣx󡱻ҡ

          (4)ͨ^Ƅӻ׃ĻƬPӛ˶M(sh)(j)DʾIUDɈD֪Сl(f)r______

          (5)ɜyСJ߀̽c늉P(gun)ϵСJIJɴ̽JСД______

          (6)СLԇķbɿֱӜyıO(sh)ӋDʾ·MNпɽӴyRx֪̞00.6AԴ늉12

          ]_P(gun)ǰ׃ĻƬPB

          ȌMNֱÌ(do)BӣƄӻ׃ĻƬʹMƫ0.6A̶Ϙעֵ0˕r׃ֵ______

          0.2A̶̎עֵ______

          ՈĿ̾IcyRxP(gun)ϵʽ______bֱӜyıP̶______x򡱻򡰲򡱣

          𰸡 Сݶ· 12.5 ̽c늉P(gun)ϵrҪ費׃zSضȵ߶ 20 40

          (1)DʾČDB׃·Пo{(dio)(ji)С݃ɶ˵늉B_ČDDʾ

          (2)[2]Сݲ׃ĻƬƄӕr늉oʾ(sh)ʾ(sh)Ұl(f)@׃f·l(f)˶·СݲfСݶ·

          (3)[3]׃ĻƬPƵijһλÕr늉ʾ(sh)Dʾ늉ʾ(sh)2.1VС2.5VҪyСl(f)rСݵ~늉2.5Vԑ(yng)ԓƄӻ׃ĻƬʹ늉ʾ(sh)2.5V

          (4)[4]ɈD֪늉2.5Vr0.2AԴ˕rСݵ

          (5)[5]̽c늉P(gun)ϵrҪ費׃zSضȵ߶󣬟zڰl(f)׃ԣСJIJɴ̽

          (6)[6]Դ늉12MNֱÌ(do)BƄӻ׃ĻƬʹMƫ0.6A̶Ϙעֵ0˕r׃ֵ

          [7] 0.2A̶̎עֵ

          [8]֪Դ늉U׃ֵ20׃Rx“(lin)(j)WķɵĹʽɌĿ̾IcyRxP(gun)ϵʽ

          [9]bֱӜyıP̶Dzģ늉dzP(gun)ϵ

          ϵд
          P(gun)}

          Ŀ Դ

          }Ŀ̽͹͸RҎ(gu)ɕrijΌϽյrbõλDʾtД_ǣ

          A.ԓҎ(gu)ɿɑ(yng)ͶӰx

          B.͹͸RĽ

          C.ϞT͹͸RgһҕRmƄӿڹϵõ

          D.QϽСһЩ͹͸RmƄӿڹϵõ

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿDʾͨ͸˕rҺcƿҺȸߣעr܉^쵽ĬF(xin)ǣֱ܃(ni)Һ_____ƿҺDʾbϷһּă^_ڵIJBͨһbмtīˮ U ιABôLCдLrAҺ_____B Һxڡڡ򡰵ڡ

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿͬWDʾb̽w\ӵӰ푡

          (1)Dʾ׌ͬһС܇ͬһбͬһ߶oֹĿʹС܇_ˮƽrͬ________

          (2)r׌С܇ڲͬ\Ǟ˸׃________________

          (3)Ό֪wԽСٶȜpСԽ________x򡰿족óˮƽ\ӵС܇ܵ________________\

          (4)DңQ|(zh)ͬС܇ABͬһб________________oֹֹͣrС܇ˮƽ\ͬxABС܇ˮƽ\^п˷Ħ___________xȡ򡰲ȡ

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿDͬһ݆MքeɂͬwABͬĸ߶ӋKغĦӰA^̻݆MęCеЧ^tД_AwBwp A^ A~⹦^ Aù^

          A. ֻ٢B. ֻڢ

          C. ֻڢD. ֻ٢

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿA顰Mate20proH4200mAh늳Ҳá䡱g(sh)Сrɰ늳س_һO󷽱˂ʹá֪ԓ늳صIJօ(sh)ʾ

          늳Q

          x늳

          3.7V

          4200mAh

          (1)е늳سM늃ܞ٣

          (2)Dʾăɂһעݔ5V 600mAһעݔ5V 4Aһǿٳf

          (3)˰l(f)F(xin)ij늾ͨ֙C늾ҪһЩՈľ·ȫĽǶȁʲô@ӵą^(q)e

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿD̽ƽRcČbÈDСһKQֱһѿ̶ȳߵϮֲc̶ȳߴֱȡɂȫͬϞTABքeQֱڲɂ(c)Ŀ̶ȳϣcȼϞTAM^{(dio)

          (1)xòĿ______ĸ

          A^ Bڴ_λ

          (2)ƄϞTBֱȥcϞTAغϣČ?zi)Ǟ̽ƽRɵc______P(gun)ϵ

          (3)С^m(x)̽ƽRɵnj߀̓ϞTAcλˆDʾt(yng)ڲ҂(c)c______cm˕r(yng)ϞT______xAB@(c)^

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿP(gun)늌Wf_ǣ

          A.늺ƄӾγ

          B.늹DZʾٵ

          C.늹DZʾ

          D.(do)wС늉Q

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿԴΣCͭh(hun)Ⱦp؉l(f)չԴ܇ѽ(jng)ü޵F(xin)Aΰl(f)չτ܇ɞ҂б^ҊĴDʾa(chn)늻τ܇

          (1)o܇늳س늕r늳ஔ_____xԴ܇D(zhun)ܪD(zhun)g_____“(lin)

          (2)܇l(f)әCͰl(f)әCȼa(chn)_____ܲD(zhun)_____

          (3)ԓ܇ÿ100km3kg@Щȫȼܷųğ_____Jq=4.6107J/kg

          (4)늄܇ͨ^늳؁ṩͨ^늄әCõ늄܇Դõ48V늉ʹ12V늳t(yng)__________“(lin)

          鿴𰸺ͽ>>

          ͬԴ