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(qun)•҂ԭ(chung)Ҳעطвփ(ni)݁Ի“(lin)W(wng)(qun)wԭHW(xu)(x)ֹ̘֮I(y);ƽ_D(zhun)dă(ni)ݡ^cДౣ(ni)ݵĜ(zhn)_ɿԻṩκʾʾıCHx߅oַĂýw˾ I(y)˵ȵ֪Ra(chn)(qun)Ո“(lin)ϵhxx

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像Uˮ̎g(sh)

1 ǰ

ԓИI(y)ȾŷȾﶾԏ(qing)̎yȴɭh(hun)Ɖ҇I(y)СI(y)ռܴСI(y)a(chn)g(sh)ˮ̎O(sh)䲻ƣɸȾ像Uˮкдؽ@ЩؽwзeオSؽԪؾжԻ°M(jn)wؽٕwɺܴΣ[12]像Uˮ߀дᡢA|(zh)͸NЙC(j)Сһ|(zh)^࣬wܵ(yn){[34]ˣ像Uˮ횵õЧֻ̎_(d)(bio)(zhn)ŷˌF(xin)像UˮğoYԴ@ѵĭh(hun)ͽ(jng)(j)Ч像Uˮ̎g(sh)ԽԽܵҺҕ

Ŀǰ像UˮijҎ(gu)̎g(sh)Ҫ(l(f)sͷB͸)W(xu)(W(xu)߀ԭFw)ﻯ(ĤxxӽQ늽ⷨ)﷨“(lin)̎[56](߻g(sh)ؽٲ)ČBÿN̎ԭ(yu)ȱcоF(xin)像Uˮ̎չоṩ(j)ͷ

2.像UˮĽMc|(zh)

像UˮҪϴˮU?ni)ҺUˮsO(sh)(_ϴ܇gě_ϴˮͨL(fng)й©ˮԡ)Uˮ(f)syԿƳɷF~\taUkFxӵIJͬԼĸߝx@ЩxӇ(yn){w像Uˮ߀дЃrֵĹI(y)ԭϣԱջ̎

3 像Uˮ̎

3.1

һN׃|(zh)W(xu)|(zh)_(d)x像UˮеđҸȾ|(zh)ķдԵİl(f)sͷB͸ǰ˼xͨ^l(f)ʹؽٝs÷B͸ԭںUˮIJʩ^ߵĉʹ܄ˮͨ^͸Ĥˮؽٺ|(zh)зx߾ˇ캆ΣoӻW(xu)ԇoȾɻؽٺˮһmںt~懵ďUˮ@ɷNܺĸɱm̎ؽٺ͵ďUˮһ像Uˮo̎̎Tϼ[7].΢V-B͸̎像UˮY(ji)像UˮÓ}cu2+ȥʺni2+ȥʷքe_(d)95.6%98.8%98.6%Ȼȫȥˮˮ|(zh)_(d)ȾŷŘ(bio)(zhn)(gb 21900-2008)еˮȾŷֵ

3.2 W(xu)

3.2.1 W(xu)

Y(ji)γɏUˮм뻯W(xu)Ⱦͨ^^VxȥķҪt}FwW(xu)һy(tng)̎像Uˮ̎^ģrռ(j)ஔ(dng)ıđ(yng)ácW(xu)Ʒ^UԮa(chn)ؽٲֱɶȾ Duhao[8]ʹڜpُUˮtxӵNa2S2O5rtxӵСΣUͨ^pH{(dio)(ji)_(d)ȥtγɳ

3.2.2 ߀ԭ

ʹ߀ԭ߀ԭȾ߀ԭ(yng)еܽȣɴD(zhun)Q^Ⱦo|(zh)ҪW(xu)ͻW(xu)߀ԭЌģЧʸΣͶYٵ߀ԭԴVʹ[9]߀ԭ̎軯tϏUˮY(ji)ϏUˮָ̎(bio)^Ҙ(bio)(zhn)ã^̱ȆΪ(d)̎O(sh)了

3.2.3 Fw

FwԭںmĜضȺpHl£像UˮмFw}ͽxγFw(f)ͨ^ҺxȥؽxFwйˇΡҺxoȾȃ(yu)c̎ɱ̎ˇlyԿa(chn)ࡣA[10]Ч̎жNؽxӵ像UҺ҂像Uˮ(yu)

3.3 ﻯ

3.3.1 xӽQ

ʹßύQͬUˮxԽQxxӽQF(tun)KڳȥȾķĿǰ@NҪmںt像Uˮ̎ȡxӽQ̎ЧʣYԴ÷ȟoȔMă(yu)һͶY(jng)I͹׃øӏ(f)se^ɡȾȆ}ژ֬ͣxӽQUˮеؽٵĸߝȵ|[11]ɺtxӽQ像UˮY(ji)ˮ̎C(R VI)С0.2mg/ LȺŷŘ(bio)(zhn)õtҺٝs-applied僲ĶC(R VI)h(hun)Ⱦ

3.3.2 늽ⷨ

늽ⷨ늘O߀ԭa(chn)cUˮек|(zh)l(f)W(xu)(yng)ɳһNԓNЧʸڻգһծa(chn)һÃrֵһ(jng)(j)Чͬr˷^M(fi)øߣʲm̎͝ȵ像Uˮоͨ^늝B像UˮxԵĻ\[1213] Guan W [14]RuO2/Ti ꖘOͲPꎘO“(lin)-늷e(EO-ED)ϵy(tng)̎-j(lu)UˮF(xin)-j(lu)Ľj(lu)懽ٵĻ懵Ļʞ85-95%ȥʞ65-70%

3.3.3 Ĥx

ĤĝB͸ƄŒF(xin)ֽMڏUҺеxԝB͸ĶF(xin)x͸@ЩB͸(ro)΢VVͼ{V@ЩHԽQؽȾ}ҿ؏(f)價I(y)еý[1516]Ĥxg(sh)һNռeСoȾͷxg(sh)Ĥijɱ^ߣܵȾѵ[17]Ĥx̎像UˮY(ji)һl(phֵͻ)Uˮtxӡ~xӺxӵȥʾ98%õĽ(jng)(j)Чͭh(hun)Ч档

3.3.4

ĽY(ji)(gu)@Щ(d)ؽY(ji)(gu)ͳȥؽٱQ̿Óǘֳ֬dzҊͬͬęC(j)@ҪW(xu)иȥЧʣ(wn)Ժٻ]жȾă(yu)c؏(f)ʹá Lotusڲ[18]Mg(OH)2UˮеNi2xáо(dng)pHֵ4.8~8.6rg4 minͶ1.5g/Lrԓȥ90%ϵNi2xӣ؏(f)ʹõMg(OH)2Ta-heri R[19]оMCM-48׶茦像UˮãY(ji)Ƃȥ99%AgS.Y20Ƃ̿̎Cr像Uˮ̿cr(vi)crcu(ii)n(iii)ʷքe97.11%97.63%100%100%ңʹúĴ̿ԾԭеĴx

3.4 ﷨

﷨ͨ^S΢ֲܺʹxȥȾķcW(xu)﷨еġ(jng)(j)h(hun)ȃ(yu)cM(jn)һؽ١﷽̎ڌ?zi)MA䌍Ժͮa(chn)I(y)дM(jn)һоLiu C[21]Чؽͺ像Uˮеt^cr(vi)ȫֻcr(iii)ҺСHakeArthFV[22]l(f)F(xin)(P.algalicula-TA)pHlt(VI)߀ԭCr(III)ȻӹwһxӽQȻ\Frt

3.5 M̎g(sh)

像UˮN࣬ͬa(chn)ˇҲʹÏUˮԲͬһďUˮ̎g(sh)yԏV(yng)ͬrһ̎y_(d)Ҫָ(bio)ҲoF(xin)̎Чc(jng)(j)ЧĽy(tng)һöԪMϼg(sh)Q@һ}Ng(sh)a(b)໥M(jn)K_(d)õίЧͽ(jng)(j)Ч档ﻯ-ĤMϹˇ像Uˮ̎ﻯ像UˮеؽxкܺõȥЧ﷨ЧȥЙC(j)ĤM(jn)һȾY(ji)ȥͬȾ(yu)ݣЧ像Uˮ̎ɱ[23]ĽMϷҲV(yng)[24]΢늽-A/Oˇ̎像UˮˮcodȾ_(d)ŷŘ(bio)(zhn)ȥЧ@ҷ(wn)Cui J(25)óؚV(BAF)ˇ̎像UˮY(ji)cncodcu2+ni2+ȥʷքe99.7%81.7%97.8%99.7%ˮȷքe_(d)像UˮŷŘ(bio)(zhn)ǿVصȾȥЧ[26]Ghazp[27]h늻W(xu)ʯҳY(ji)Ϟ麬иߵ̎zڹI(y)UˮCOD\Чķ

3.6 g(sh)

3.6.1 ߻g(sh)

ͨ^߻̎ĹĹ߻C(j)ڹSwa(chn) - Ѩӵֱ߀ԭؽ像Uˮˮ׿ɱuɻɴͻЙC(j)H2OCO2߻\WO3SrTiO3SnO2Fe2O3߻g(sh)Б(yng)÷V̎Чʸa(chn)ȫ⡢oȾcO28оl¶c~j(lu)ϏUˮĹ߻(yng)Y(ji)m˵šl(f)~Uˮ~(ii)codȥʷքe96.56%57.67%

3.6.2ؽτ

ڳUˮеĴ󲿷ؽxӶcؽٲՄa(chn)^(qing)a(chn)ۺ}Һx_(d)ȥUˮؽxӵĿԓԴVoȾ(yng)ЧʸxԺ؄emؽٺ^͵ďUˮ˼ĵ[29]оN۵NӄH像Uˮcu2+zn2+ni2+̎ЧY(ji)c(tmt)m̎һ~Uˮ׻c(me2dtc)^õmpH=9.7NؽxӵȥЧNxӾ_(d)(bio)(zhn)һc(Et2DTC)ڏUҺеđ(yng)Ni2 +ίЧ

4 Y(ji)Փcչ

h(hun)a(chn)I(y)ҪԽԽI(y)ҕh(hun)a(chn)M(jn)Gɫ(ji)ܼg(sh)@Ҫ像Uˮ̎g(sh)M(jn)иоһ@Ҳ像Uˮ̎g(sh)оṩ˙C(j)N̎о̎ă(yu)µ̎׃øӱҪԓİl(f)@һI(lng)ȡشM(jn)չͨ^(ni)像Uˮо̎չ

(1)U像UҺ̎ãԿ]wл^(q)ļлպ]CҎ(gu)ͽy(tng)һռͻF(xin)YԴ;

(2)90%ϵ像UˮûW(xu)̎һ̎y_(d)̎Чl(f)չԻW(xu)o“(lin)̎g(sh)һl(f)չ@N“(lin)̎g(sh)(yng)÷Vͬr(ji)sYԴ

(3)΢ɱ͡oȾܵVP(gun)עֲc͹ܲϽY(ji)̎像Uˮδоc

(4)像UˮcȾŷŵĻA(ch)ؽُUˮչˇ坍a(chn)g(sh)F(xin)ؽٵĻ

(5)оˮ̎Ԅӻϵy(tng)Ҫx(j)UˮĽMɺͺr{(dio)ˮ̎O(sh)䣬_(d)Ч̎Ч


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ƽ_D(zhun)dă(ni)^cДౣ(ni)ݵĜ(zhn)_ɿԻṩκʾʾıCHx߅oַĂýw˾ I(y)˵ȵ֪Ra(chn)(qun)Ո“(lin)ϵhxx

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