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1、华中科技大学硕士学位论文AbstractBasedontheanalysisofthetechnicalandstandardizationstatusquoofChina'smunicipalsolidwastesanitarylandfillclosureanditsshortcomingsandtrends,thispaperhasproposedthecontentwhichisthemaininfluencefactorsofmunicipalsolidwastelandfillclos
2、ure,includingthesurveyandevaluationoflandfillsurroundingenvironment,theclosurecoversystem,afforestationandecologicalrestoration,andoperationmaintenanceandreuseofpostclosure,bythemethodofCombiningecosystemsuccessiontheory,ecologicalrestorationtheoryand
3、Sustainabledevelopmenttheory,andputtingusetothemethodofsitesurveys,referencedatacollectionandcomparativestudy.thispaperhasdiscussedtheinvestigationandevaluationofgroundwater,air,andsurfacewater,comingtodifferentsurveydistanceofreekfordifferentscalesof
4、landfills:Smalllandfill(lessthan500t/d)for500mrange,mediumlandfill(500~1200t/d)for1000mrange,largelandfill(>1200t/d)for1500mrange.Fromthebottomup,theclosurecoversystemiscomposedofexhaustlayer,barrierlayer,drainagelayerandvegetationlayer.Forthematerial
5、ofthebarrierlayer,naturalclayshouldborrowinthelocality.Ifusingthegeomembraneasthemainbarrierlayer,itisdesirabletoselecttheHDPEfilm.Thelandfillpileslopeshouldadoptgeogridreinforcedearthstructure,whichcangreatlyimprovethestabilityoftheslope.Itisconsider
6、edtobesafethatthecalculatedsafetyfactorFSis1.25.GreenPlantsshouldbebasedonthedifferentstagesofthegreeningproject,tryingtochooseastrongresistanceandawidesourceofnativeplants,andtakingintoaccountthecombinationofavarietyofplantplanting.Forlandfillre-use,
7、itshouldbeintheactualcalculationofthesettlementandtoensurethesafetycase,andthen,landscapeplanningandlanduseprogramcanbeproposed.Keywords:MunicipalsolidwasteLandfillClosureInfluencefactorsII华中科技大学硕士学位论文目录摘要..............................................
8、.................................................................IAbstract...........................................................................................................II1绪论1.1课题来源..................................................
