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        1. Ӣҽ̾W(wng) > > }ĿԔ

          }Ŀw50 mܲĜy(c)ԇc(din)l(f)wώl(f)r(sh)ڵͬr(sh)?lin)]Kc(din)Ӌ(j)r(sh)wώ(j)______(•)(zhn)_ʼӋ(j)r(sh)

          𰸡

          ڹĂٶh(yun)•ڶ·Ӌ(j)r(sh)(yng)ԹĂ̖(ho)(zhn)

          Kc(din)Ӌ(j)r(sh)wώԿӞ(zhn)_ʼӋ(j)r(sh)

          (x)(c)ϵд
          P(gun)(x)}

          Ŀ Դ

          }Ŀ2016ݾן죬L(fng)Ƚo҂˽zzСͬW(xu)^쵽L(fng)ȴL(fng)Еr(sh)Еr(sh)Сۄ(dng)X˼L(fng)ȴL(fng)ď(qing)cЩP(gun)أ(du)˃ɂ(g)룺

          һL(fng)ȴL(fng)ď(qing)c~D(zhun)P(gun)

          L(fng)ȴL(fng)ď(qing)cxL(fng)ȵh(yun)P(gun)

          (yn)CСͬW(xu)O(sh)Ӌ(j)ˈDbãB̶֧֧δӲ|(zh)AcpU̶ҒڼBϵD(zhun)SO̎ApU@D(zhun)SOɔ[(dng)(hu)cBײҼAͼBƽ洹ֱL(fng)ȷڼA(c)(du)ADsǼAȻ´r(sh)̓L(fng)ȵˮƽxL(fng)ȴ(dng)AҔ[(dng)(wn)pUcȻ´r(sh)̓ĊAԽfL(fng)ȴL(fng)ď(qing)Խ(qing)

          1(sh)(yn)r(sh)Сְl(f)F(xin)ڌ(sh)(yn)L(fng)D(zhun)ٲ{(dio)Ȍ(du)M(jn)̽L(fng)ȵD(zhun)ٲ׃Ƅ(dng)L(fng)ʹsքe030m050m070m090mڼBϷքe¼AL(fng)ȴ(dng)(wn)r(sh)pUλabcdDʾpUͼAδքeBOaObOcOd^ĴΌ(sh)(yn)ЦȵĴС֪ x_ġe(cu)`ġ

          2̽һСͬW(xu)ͨ^L(fng)ȵ·һ(g)(dng)׃cL(fng)ȵ늄(dng)C(j) x“(lin)򡰲“(lin)̽һr(sh)һ(g)(dng)׃⣬cDͬ̽^߀Ҫ ׃

          3J(rn)L(fng)ȴL(fng)ď(qing)߀c P(gun)һ(g)

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿijNx(dng)l(f)•@Nxij2s(ni)(dng)600ΣlHz ԓlʵ•(ܡ򡰲ܡ)ͨ•dzеҪԴ֮һDʾ҃ɈDքeʾ•

          ֹQ ·Ը

          鿴𰸺ͽ>>

          Ŀ Դ

          }Ŀ2016(sh)(yn)ُ(gu)IһҎ(gu)顰25V 08WСݣСͬW(xu)һֻСy(c)늹ʵČ(sh)(yn)O(sh)Ӌ(j)Dʾ·D(sh)(yn)иԪԴ늉ֲ׃

          1Ո(qng)ùP挧(do)DʾČ(sh)·BҪ󣺻(dng)׃ĻƬƄ(dng)r(sh)С׃Bӌ(do)ܽ

          2С{(dio)(ji)(dng)׃ĻƬõM늉Ĕ(sh)(j)ԼO(sh)Ӌ(j)ı

          Δ(sh)

          늉U/V

          I/A

          늹P/W

          ƽ늹P/W

          1

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          034

          2

          25

          04

          3

          3

          044

          Ո(qng)ָ@(g)O(sh)Ӌ(j)ĵط

          СҎ(gu)x(sh)_(j)Д(sh)(j)(dng)С݃ɶ늉25 Vr(sh)Сݵ늹ʞ WСJ(rn)ԓСݲϸД 

          a(chn)@NСuzĴּ(x)һt@(g)СݲϸԭuzL(zhng) xڡСڡϸa(chn)ƷСuzL(zhng)ȡ

          3С߀̽cP(gun)ϵnj׈DеСݓQ(dng)ֵ2r(sh)ʾ(sh)1 AҪʹʾ(sh)05 A(yng)2Q 裻Μy(c)I-RD 

          鿴𰸺ͽ>>

          Ŀ Դ

          }Ŀ҂(hu)܇^ðڟԭ____________________ @r(sh)l(f)(dng)C(j)Ч(du)^________(󡱻С)l(f)(dng)C(j)ɢˮs?yn)ˮ?/span>__________

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿF(xin)≦(sh)ϲgbpزH܉ɹ߀ܸõظ@?yn)?/span>_____pӲеЂ_____

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿijˮͧL(zhng)(ˮº)|ij؈(zh)΄(w)ҸڽܵքeG1F1ҸںܵքeG2F2tf_ǣˮˮ

          A. G1=G2 F1<F2 B. G1<G2 F1<F2

          C. G1=G2 F1=F2 D. G1>G2 F1>F2

          鿴𰸺ͽ>>

          Ŀ Դ

          }Ŀ޽F·r(sh)F܉O(sh)ľ϶ֱO(sh)ڵǞˣ

          ABCpС(qing)D󉺏(qing)

          鿴𰸺ͽ>>

          Ŀ Դ

          }ĿСͬW(xu)4KͬIJϸһ|(zh)ͬˮM(jn)ˆDʾČ(sh)(yn)̽óˮl(f)cˮĜضˮıeˮϷ՚(dng)P(gun)

          1ͨ^ABɈDČ(du)Եóˮl(f)cˮP(gun)
          2ͨ^ɈDČ(du)Եóˮl(f)cˮĜضP(gun)

          鿴𰸺ͽ>>

          ͬ(x)(c)