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ROͷB͸b

    oa۠h(hun)Ƽ޹˾н B͸ˮO(sh)bã׹؛ؓ(f)؟(z)\(yn)ݔb{(dio)ԇӖ(xn)һl(w) (g)B͸ϵy(tng)ԭˮˎ|(zh)^V̿^VVbRO蹸^V߉áB͸ĤԼ(yng)ăxxyTC(j)ܼܵȽMB͸ĤһNɉ(q)(dng)͸߷ӷxĤډƄ(dng)£Һеˮ͸^Ĥӡ(yng)x(x)ȱĶ_(d)ˮĿġB͸ĤĿ׏С1nmЧȥr(ji)x(du)һr(ji)xӵȥʿ_(d)95-99%(du)ͷЙC(j)ȥʿ_(d)100%Чȥԭ΢N(x)ͲB͸ϵy(tng)܉ȥԭˮ97-99%ϵĵV|(zh)(x)ԭ(x)(ni)صB͸b^(yng)xӽQfO(sh)(jin)oAȾ\(yn)M(fi)õ͵ȃ(yu)c(din)ʹB͸bìF(xin)𲽴(yng)xӽQ

    (jin)

    B͸ַQB͸һNԉƄ(dng)Һзx܄Ĥx(du)Ĥһ(c)ҺʩӉ(dng)^ĝB͸r(sh)܄(hu)ȻB͸ķB͸ĶĤĵ͉(c)õ͸^܄B͸Һ߉(c)õsҺsҺ÷B͸̎ˮĤĵ͉(c)õˮڸ߉(c)õuˮ

    B͸r(sh)܄ĝB͸ʼҺN飺

    N=Kh(p)

    ʽKhˮB͸ϵ(sh)SضpĤɂ(c)oОĤɂ(c)ҺĝB͸ϡҺĝB͸О飺

    =iCRT

    ʽi|(zh)xɵxӔ(sh)C|(zh)ĦȣRĦw(sh)T^(du)ض

    B͸ͨʹ÷nj(du)QĤ͏(f)ĤB͸õO(sh)䣬ҪпwSʽʽĤxO(sh)

    B͸ĤܽˮеĸNoC(j)xӡzw|(zh)ʹ|(zh)ĶȡÃƵˮҲڴЙC(j)ҺA(y)sڷB͸^̺(jin)ܺĵ20õѸٰl(f)չF(xin)ѴҎ(gu)ģ(yng)ںˮͿˮҊuˮ偠tˮܛ͏Uˮ̎cxӽQY(ji)ȡ߼ˮ䑪(yng)÷ڔU(ku)_ʼƷ֭ĝsԼƄķx͝s

    B͸g(sh)ͨںˮˮĵˮˮܛ̎Uˮ̎ԼʳƷt(y)ˎI(y)W(xu)I(y)ἃsxȷ⣬B͸g(sh)(yng)A(y)}̎Ҳȡ^õЧ܉ʹxӽQ֬ؓ(f)ɜpp90%֬Ҳɜp90%H(ji)sM(fi)߀ڭh(hun)o(h)B͸g(sh)߀ڳˮе΢ЙC(j)|(zh)zw(du)ppxӽQ֬ȾL(zhng)ʹÉõ

    ԭ

    ͬweϡҺ絭ˮ͝Һ纣ˮ}ˮքeһăɂ(c)gð͸ĤϡҺе܄ȻĴ^͸ĤҺ(c)(dng)Һ(c)Һ(hu)ϡҺҺ߳һ߶γһ(g)_(d)B͸ƽB(ti)˷NB͸B͸ĴСQڝҺķNȺ͜ضc͸Ĥ|(zh)oP(gun)ڝҺ(c)ʩһ(g)ڝB͸ĉr(sh)Һе܄(hu)ϡҺ(dng)˷N܄(dng)cԭB͸ķ෴@һ^̷Q鷴B͸

    (yng)÷

    μ(j)B͸m늌(do)С500S/cmˮ|(zh)

    ˮ늌(do) 1-10S/cm

    ˇ̣

    ͨ^ԭˮռԭˮM(jn)ˮoԭˮͨ^ˮݔ͵ʯӢɰ^V̼^V(yng)xܛM(jn)гˮ̎(jng)^A(y)̎ˮڽ(jng)^^VַQ^VM(jn)뷴B͸C(j)M(jn)зB͸̎B͸C(j)Ҫļˮ̎ϵy(tng)̎ɵˮͨ^ˮM(jn)ݔˮ̎ɺͨ^I(y)ĹbO(sh)M(jn)йbQͰˮСƿˮ

    (yng)÷

    ̫ˮˮsˮƂ䣻 켰ˮ t(y)ˎӵИI(y)ˮǰƂ䣻 ˇĝsxἃˮƂ 偠ta(b)oˮ}ܛˮ ˮˮ 켈ӡȾʳƷИI(y)ˮUˮ̎ˮ̎

    Ը߷ӷxĤĤxg(sh)һNЧwxԪg(sh)30ȡ˲Ŀwٰl(f)չяV(yng)ڇ(gu)(jng)(j)ĸ(g)I(lng)

  

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