基于gis的大别山区滑坡地质灾害信息管理系统研究

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1、万方数据ABSTRACTLandslideisacommongeologicaldisasters，especiallyforourcountrywheretherearesomanymountainsandthatitcancausegreatlossoflifeandpropertyfrequently．DabieMountainAreainAnhuiprovinceisalandslideproneareas．Studyingonthedistributionregularityoflandslidesanddoingriskassessmentoftypicallandsli

2、desareofgreatsignificance．Inthefaceofalargenumberofdataofthelandslide，usingtheGISplatformtobuildadatabaseisasuitableway．Thispaperentersthehazardpointdistributionanddisastercharacteristicsintothedatabaseandestablishthecorrespondingattributedatabase，OilthebasisofachievingDabiemountainlandslidegeo

3、logicaldisasterpointcardsandadministrativedivisionsofthegraphicsdatabase．ItwillstatisticsandshowthedevelopmentanddistributionrulesaboutthegeologicallandslidedisastersintheDabieMountainarea．Andthenitwillanalysisofthelandslideformationconditionsandinfluencingfactors．Aflerthat．thepaperwillsetupari

4、skassessmentmodelofsinglelandslide．ItCancalculatethedegreeofdangerandthedegreeofharmbyusingtherelatedparametersofthelandslide．andproceedtothenextstepitwillmakeacomment．Onthebasisofhavingamodel，1willusetheVisualBasicdevelopmenttoolsforsecondarydevelopmentintheMapGISplatform，toachieveasinglelands

5、lideriskassessmentmodulewhichwhenyouinputsomeparametersitcallcalculatetheriskdegreeandharmdegreeautomatically．Andthenitwillmakeasimpleevaluation．Theseparametersincludethelandslidestability,theslopedeformationstage，landslidethickness，lithologicstructure．thevalueofthethreatenedpropertyandSOon．Atl

6、ast，IusetherelatedcompcInentsintheMapGISplatformtocalloutthegraphicsfilesanddisplaythecorrespondingattributeintheVBdevelopmentenvironment．Anditcallconnecttheevaluationmoduleandthedatabase．Inconclusion，thispaperhasacertainpracticalvalueKeywords：Landslide，Regularitiesofdistribution，Influencingfac

7、tors，MapGIS，RiskassessmentIV万方数据目录第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1研究意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．2国内外研究概况⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．3课题来源⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．4研究内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯3第二章大别山区概况⋯⋯⋯⋯