SBR法在农村生活污水处理中的应用刘春梅

200766-229-’200766-230-SVI200766-233-ApplicationofBasicManagementPrinciplesinFarmlandClassificationXUWei-pingWANGZhan-qi(CollegeofResources,ChinaUniversityofGeosciences,Wuhan430074,China)Abstract:Farmlandclassificationisaworkofcomprehensivelyevaluatingthequalitydifferencesoffarmlandanddividingitsclassificationbasedonitsnatureattributes,societyattributesandonitspositionandfunctionineconomy.ThereismuchworkloadinfarmlandclassificationinJiedongCounty,GuangdongProvince.Andthefarmlandclassificationinfersseveralgovernments.Theapplicationofthethoughtofbasicmanagementprinciplesinfarmlandclassificationcouldaccelerateitsprocessandimproveitsworkefficiency,then,applysomebeneficialthoughtforotherlandmanagement.Keywords:agriculturaleconomy;farmlandclassification;application;managementscience;JiedongCountyAbstractID:1003-188X(2007)06-0229-EAApplicationofSBRinRuralDomesticSewageLIUChun-mei1CHUJin-yu21.XuzhouArchitectureTechnologyCollege,Xuzhou221008,China;2.JiangsuUniversity,Zhenjiang212013,China)Abstract:SimpletechnologicalprocessandcostofconstructionarethefeaturesofSBR.Sequencingbatchreactorisitsmainequipment,theequipmentofreturnsludgeandprimarysettlingtankisomitted.Ithasacompactstructureandflexibilityofoperationbaseonthebasisoftheamountofsewagequality.Theremovalefficiencyofnitrogenandphosphorusisverygood.SoweuseSBRtotreatthedomesticsewage.TheresultshowedthathighqualityofeffluentcouldbeobtainedbythemeansofSBR,andtheremovalefficiencyofCOD,BOD,SS,TNPandNH3-Nwereveryhigh.TheeffluentwaterqualitymeetsGB8978-1996standard.Keywords:agriculturalengineering;ruraldomesticsewagetreatment;summary;SBR