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1、3S技术在土地变更调查中的应用研究潘妍宇，雷伟伟河南理工大学测绘与国土信息工程学院，河南焦作454000ResearchontheApplicationof3STechnologyinLandUtilizationChangePANYan-yuLEIWei-wei(SchoolofSurveyingandLandInformationEngineering,HenanPolytechnicUniversity,Jiaozuo,Henan,454000)Abstract:Basedonreviewingthedisadvantageoftraditi
2、onalmethodsoflandutilizationchange,the3Stechnologyanditsintegrationwereintroduced,thentheapplicationof3Stechnologyinlandutilizationchangewasinvestigated.KeyWords:3STechnology,LandUtilizationChange,ApplicationLandresourcesarethematerialbasisforMankind'ssurvivalanddevelopment.Wh
3、ethertimelyandaccurategraspoflandresourcesquantity,quality,distributionandtrendsornotisdirectlyrelatedtothesustainabledevelopmentofthenationaleconomy.Land-usechangingsurveyisthebasisoflandresourcesandassetmanagement.Land-usesurveydataistheprincipalbasisofworkingoutnationalecon
4、omicplan,thestatemacro-controlpoliciesandtheland-useplanning.In[1]ordertomakethebestuseofthestatusquooflandresources,fromthebeginningof1996,thelandchangingsurveystatisticalsystemwasimplementedinthewholecountry,everyyearallcounties(cities)needtohaveland-usechangingsurveys,stati
5、stics,andreportthenewdataafterchangesstepbystep.1.ThecontentandtaskoflandchangingsurveyThetaskofpresentlandusesurveytoupdatethemandateistoidentifyland-useclassificationoftheareaandownershipstatus,establishclearlandownership,correctcategory,thesamenumberofplans,dataandreliablel
6、andregistrationmanagementinformationsystem,whichprovidesanaccuratebasisforlandplanning,useandmanagementofeconomicconstruction.Themainelementsoflandusechangingsurveyincludelandownershipsurvey,land[2]useclassificationsurveyandlandownership,therighttousesurvey.Landownershipsurvey
7、istoidentifylandboundarymarks,ownershipboundaries,andtheownershipanduserightsofownershipstatusineachland.Landuseclassificationsurveyistoidentifylandineachcasetotheactualuseoftypeandlocationinaccordancewiththeunifiedclassificationcriteria.Landownershipsurveyistoidentifystate-ow
8、nedlandandcollectivelandboundary,thecollectiveownershipofland
