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3(,266071),APO,COD8001000mgPL,NH+42N80100mgPL,50%(17500mgPL),,;,;4:,,APO3(50678085)0[1],[223],,,,[425],[6],,,1111(1)70L,6(21P4,4)2,4,20L:1822,pH615815,DO23mgPL,30004000mgPL,3,015,HRT812h112NH4ClKH2PO4Na2CO31APO,COD8001000mgPL,NH+42N80100mgPL50%,Cl-9500mgPL17500mgPL113113111APO,,MLSS3500mgPL,,CODNH+42N,,11312[7]:25L,,OLYMPUSCX31,22,,COD;NH+42N,,COD,6820084262,NH+42NCODCOD,NH+42N,COD:42CODNH+42N211,,,,,,CODNH+42N(2),,,,(Mastigophora)(Sphaeroeca)(Sarcodina)(Arcella),(Amoeba),,,3,SVI,612816mgPL,212,,(Ciliata)(Glaucoma),(Nemathelminthes)(Nematoda)(Nemato),(Lionotus)((Peranema))(Loxophyllum)((Difflugia)3SVI),,,COD,NH+42N(2);,159413mgPL(3),,(Cladocera)(),2,CODNH+42N;(3),(),,2132,26,COD,;NH+42N34SVI,(Vorticella),,NH+42N,(Euplotes),(Loxophyllumhelus),,,,;,,NH+42N5d,39,,(Opercularis)(Epistylis)(Carchesium),,,7820084262,;NH+42N214,CODNH+42N86%92%;SVI89mgPL,(Rotifers),,:,,215113()3()333()33333():3;1,:(1),;(2),,,:;(3)3(1),COD(2),,4:(3),,[1],..,2003,34(11):427[2],..,1999,19(5):17218[3],,,.NaCl.,2004,22(1):19221[4],,..,2003,27(2):1912195[5],,..,2001,27(4):24227[6],,,..,2003,31(2):1032105[7]..:,2004:1912194266071E2mailhgdyds@263.net2007-09-048820084262RESEARCHONADSORBINGCd2+INWATERBYGRANULARREDMUDRenShaojuanWangYanqiu(70)AbstractThisstudyputsforwardanewmethodtopreparegranularredmud(GRM)andevaluatesitspotentialusetoremovecadmiumionsfromaqueoussolutionsasalow2costadsorbent.Thehighcapabilitytoremovecadmiumcompletelyatlowconcentrations,highadsorptioncapacityinbatchandcolumnadsorptionandfinereversibilitytoberegeneratedrapidlyfor4cyclesindicatethatgranularredmudcanbeusedinheavymetalsadsorptionasanupgradedproductforpowderedredmudadsorbents.Keywordsgranularredmud,cadmiumandadsorptionLEACHINGHAZARDNESSOFTHEHEAVYMETALSFROMCEMENT2SOLIDIFIEDSLUDGEDongXinglingZhangHuyuanWangJinfangetal(74)AbstractThesludgesolidifiedbycementcanbereusedasbuildingmaterialsforgeotechnicalengineering.ThispaperanalyzestheleachinghazardnessofheavymetalsfromthesolidifiedsludgeasaffectedbypH,Ehandmicroorganismactivities.Researchresultsshowedthattheleachingtoxicityofitshasbeendecreased.Keywordssludge,solidification,heavymetalandleachingtoxicityRESEARCHONMECHANISMOFMICROBESINNITRIFICATIONSTAGEOFCOKINGWASTEWATERJinWenjieQiMengZhangQietal(76)AbstractTheprocessofNitrification2AnaerobicAmmoniumOxidizationwasusedtoremoveNH+42Nfromcokingwastewater,thenitrificationwasmainlystudiedinthisarticle.Nitrificationhadbeenachievedbythemethodofsuspendedactivatedsludgeorofthebiofilm.Researchonmechanismofthemicrobeswasdoneduringthenitrificationstagebycomparingtheprocessofthesuspendedactivatedsludgewiththatofthebiofilm.Theresultsprovedthattheammonia2oxidationbacteriawerethedominantstraininthesuspendedactivatedsludgeprocess,andnitrificationhadbeenachievedbythem,andthenatureofreactionwasshortcutnitrification;Inthebiofilmprocess,thenitrificationreactionwasachievedbyammonia2oxidationbacteria,nitritionoxidationbacteriaanddenitrificationbacteria,thenatureofreactionwassimultaneousnitrificationanddenitrification.Thereactionpathofthesuspendedactivatedsludgeprocesswasshorterthanthebiofilmprocess,butthebiofilmprocesssustainedhigherammonialoadingratethanthesuspendedactivatedsludgeprocess.Keywordscokingwastewater,nitrification,denitrification,ammonia2oxidationbacteria,denitrificationbacteriaandnitriteoxidizingbacteriaENGINEERINGDESIGNOFBIOCHEMICALTREATMENTOFWASTEWATERFROMPRODUCTIONOFTRADITIONALCHINESEMEDICINESHuXiaolinLiDongweiLiuHongbing(79)AbstractTraditionalChinesemedicinemanufacturingwastewaterwastreatedbytwo2phaseanaerobic2contactoxidation2BAFprocesswithtreatingscaleof150m3Pd.Theinfluentqualitywasasbelow:COD=6000mgPL,BOD5=2700mgPLandSS=310mgPL.TheeffluentqualttyreachedthefirstclassdischargestandardofGB897821996.Furthermore,itsengineeringinvestmentandoperationfeewerelower.KeywordstraditionalChinesemedicine,tow2phaseanaerobicandcontactoxidationprocessPRETREATMENTOFLANDFILLLEACHATEWITHANAEROBICSEQUENCINGBATCHREACTORYueXiupingFuMeihongGongZhenqiang(81)AbstractAnaerobicpretreatmentofmunicipallandfillleachatewasevaluatedusinglab2scaleanaerobicsequencingbatchreactor(ASBR)at3035.Thefollowingconclusionsweredrawnfromthestudy:ASBRhadbetterCODremovalratewhenCODandOLRwerehigherrelatively;higherCODremovalratecouldbegotinlargerHRTatthesimilarOLRconditions;largerCODremovalratecorrespondedtobiggertFPtRwhenOLRwaslower.AthigherOLRtheresultwasopposite;CODremovalratewasevidentlydecreasedwiththeincreaseinNH+42NPCODofinfluent.TheCODPSO2-4wasrangedfrom5152to11141,thesulfatereductionefficiencycouldreachto77%,sotherewasnotonlymethaneproductionbutalsosulfatereductioninASBR.Keywordslandfillleachate,anaerobicsequencingbatchreactor(ASBR),COD,NH+42NandCODPSO2-4APPLICATIONOFSCREWPRESSDEWATERERINWASTEWATERTREATMENTRenTieSunXiaoZhangXiaodong(84)AbstractItisintroducedtheselectionofthetechnicalconditionsofascrewpressdewatererandthecheckofitsrunningeffect,itisconcludedthatthescrewpressdewaterercanbeusedtodisposeremainingslugeinsteadofframepressfiltersystem,andtheapplicationhasgoodprospects.Keywordsscrewpressdewaterer,wastewate