外文翻译基于GIS的城市规划和管理信息系统的分析和设计.docx
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外文翻译基于GIS的城市规划和管理信息系统的分析和设计
外文资料
UrbanplanningandmanagementinformationsystemsanalysisanddesignbasedonGIS
In2000OctobertheCentralCommitteeofCommunistPartyofChinafifteen5inplenarymeetingpassesthe"CPCCentralCommitteeonnationaleconomicandSocialDevelopmenttenthfiveyearplansuggestion",putforwardclearlytowanttoacceleratenationaleconomyandsocialinformatizationpace,advancenationaleconomyandsocialinformatizationtobeputinfirstplace.In2001March,theninthsessionoftheNationalPeople'sCongressapprovedbythefourthmeetingofthe"people'sRepublicofChinanationaleconomyandsocialdevelopmentTenthFiveYearPlan",therealizationofinformationalsomadethefollowingprovisions:
accordingtotheapplicationofdominant,marketoriented,networkconstruction,resourcessharing,technologyinnovation,competitionandopeningupthedevelopmenttrainofthought,realizeourcountryinformationindustryhardspantypedevelops,accelerateadvanceinformatization,improvetheinformationindustrytheproportioninnationaleconomy."Cityplanning,construction,managementandservicesofdigitalengineering"(referredtoasthecityofDigitalEngineering)hasalsobeenthroughtheMinistryofscienceandtechnologynewandhighdivisionofacceptancebyexperts.Bytheinternationalanddomesticsituationisnotdifficulttoseethatthecityplanninginformationandtheimportanceoftheobtainedgoodopportunity.Fromtheeconomicandtechnicalpointofview,therapiddevelopmentofscienceandtechnologyandthesocialeconomymakeaspurtofprogressofcityplanningmanagementconcept,methodsandmeansraisednewtallerrequirement.Bymeansofmodernscienceandtechnologyespeciallytheinformationmeanstoimprovecityplanningandmanagement,improvethelevelofthecityplanninghasbecometheinevitabletrendofhistory.Onthepoliticalandeconomicbackground,cityplanningandmanagementinformationsystemofthisdisciplineemergeasthetimesrequire.Chinacityplanningmanagementinformationtechnologyapplicationstartsubnineteeneightieslater,inChangzhou,LuoyangandShashithreecityworldbankloanforcityplanningandmanagementinformationsystemconstructionformark.After15yearsofdevelopment,cityplanningandmanagementindustryofChinahasbecomethemostinfluentialOISapplication,developmentrateistherapiddest,achievedpracticalresultsmostindustry.TheapplicationofGISforcityplanningandmanagementprovidesafastandefficientmeansofacquiringinformation,informationanalysismethod,providesanewplanningmanagementtechnology,newplan,newformsofpublicparticipationandpublicsupervisionmechanism.Butwecansee,atpresenttherearesomeproblemsincityplanning.Manycitymoreuseofadevelopingsystem,resultinginalotofmanpowerandresourcestorepeatinvestment,alsoshowsthatthecityplanninginformationstandardizationdegreeisrelativelylow;alotofcityplanningmanagementinformationsystemofficeautomationismoresignificantthan,decisionsupportfunctionisweak,althoughthecityplanningandmanagementinformationsystempresentsfromthedocumenttotextbasedchange,butitsmanifestationsarestillinneedoffurtherresearchandimprove;publicsupervisionimplementisnotcommon,thisandgovernmentaffairsandresourcessharingisthetargetofaconsiderablegap.Therefore,basedontheGIScityplanningmanagementinformationsystemresearchandapplicationofthesubjectstillneedfurtherreflectionandexploration,andstriveintheexistingsystemdesignbasedonthewayofreasonablesummary,followindustryinformationstandardization,enhancetheroleofdecisionsupport,willformisoptimizedfurther,andfurtherimplementationofpublicparticipationandsupervision.
Basedontheanalysisofexistingrelevantsystemsonthebasisofinadequate,afteradetailedinvestigationandresearch,urbanplanningandmanagementinformationsystemwillbedesignedforthree-tierstructuresystem,undertheLANusingC/Smodearchitecture.Relatedfunctionsforthesystemdesignedinaccordancewiththerequirementsofthearchitecturedesignofthefunctionalrelationshipsbetweenthemodules.Analysisoftherelevantinterfaceanddesign,datastoragesolutionsproposed.Thedesignforsmallandmediumurbanplanninginformationsystemprovidesaviablebuildingprogram.
I.INTRODUCTION
Atpresent,manysmallcitieshavedevelopedtheirownplanningandmanagementinformationsystems,managementinformationsystemswhichhavetheirowncharacteristics.Accordingtoitsdevelopmentplatform,canbedividedintothreecategories:
First,theofficeautomationmanagementinformationsystemsbasedontheexistingdatabasemanagementsoftware,suchsystemscanonlybeasimpledocumentinformationstorage,information,operation,andgraphicinformationcandonothing,NoGIS(geographicinformationsystem)functions.Clearly,suchsystemscannotmeetthePlanningBoard'sbusinessofficeandinformationmanagementrequirements,thesystemlacksintegrity.AnothersingleGISplatformasthebasisforthedevelopment,butgenerallymoredifficultthisway,thedevelopmentcycleislonger[1].Asaresult,manydeveloperschoosetodevelopathirdway,namely,cross-platformdevelopment-MIScapabilitiesindatabasemanagementsoftwareplatform,GISfunctionalityinGISplatformdevelopment.Thiswillbeacompleteofficemanagementinformationsystemsplanningartificialdivisionintotwoparts,betweenthetwopartsoftheswitchingfrequency,notonlyeasilyleadtosysteminstability,awasteofvaluablecomputerresourcesandwillincreasethesystemoverheadandcosts,resultinginsubstantialincreaseintheuser'sdevelopmentcosts[2].Sinceasystemusingtwoplatforms,butalsolimitsthesystemscalability,maintainabilityofthesystemwillalsobegreatlyreduced.Comparisonofthreemethodsbasedonthedevelopment,aswellasalargenumberofpracticalengineeringexperienceinprojectdevelopment,thekeytothisdesignistrulythefirst"integratedgraphics",especiallyinthedeepdataintegrationtoachieve"integratedgraphics";secondistohowtoadoptaflexible,adaptive,tool-basedmanagement;additionistoensuresystemscalability,assetmultiplefunctionalinterfacetorealizethespecialneedsoftheuserservicecustomizationandwiththeoutsideworldthedataimportandexportdata[3].Thus,theOAofficeandcloselyintegratedGIStechnologyinonesystem,speed,scalability,availabilityandmaintainabilityhavebeenverygoodguarantee.
II.BUSINESSPLANNINGANDMANAGEMENTOFINFORMATIONSYSTEMS
Thisarticlewillassistsmallandmediumurbanplanningandmanagementofbusinessfunctionscanbedividedinto"PlanningandManagement","filemanagement"and"administrativeoffice","auxiliarymanagement","saleschartandtechnicalservices","informationdissemination"ofsixparts.Allthefeaturesofthesystemarecloselyaroundthe"PlanningandManagement"Businessexpand,eachbusinessfunctionisanotherlinkbetweentheinteraction.
III.SYSTEMARCHITECTUREDESIGN
Urbanplanningandmanagementinformationsystemismainlyabusinessprocess,dothetextfocusonprocesscontrolmanagementsystemtobedividedintothreestructuralsystem,theuseoftheLANundertheC/Smodearchitecture.ManageuseofspecializedGISsoftwareandcomponents,maintenanceofspatialdatamanagementanddataconversion.Three-tierstructure:
thedatalayer,includingdatabases,spatialdataengine,ArcSDE,functionistostoreandprovidedata;businesslayer(theapplicationlogiclayer),includingapplicationservers,GIScomponentMapObjects,othercomponents,andnetworkservers,providingnetworkanddataapplicationtools;presentationlayer,applicationlogiclayerusingatooldevelopedtoprovidedifferentuserapplications,suchasdatamanagement,dataqueryfunctions.ThearchitecturewithArcSDEspatialdataengine,thespatialdatastoredinrelationaldatabasemanagementsystem(RDBMS),throughthesupportofaunifieddatabase,storedindifferentdatabasesinthebusinessdata(generalofficedataprocessing)andgraphicsdata(spatialdata)fordistributedmanagement,implementationofspatialdataandattributedataintegratedmanagement;VBusingMapObjectsGIScomponentcanbrowse,queryspatialdata.Thedocumentdata,VBcanaccess,mapdataandbusinessdataassociatedwithkeywordsthroughtheprojectlabel.Therefore,theuserthroughthevisualinterface,inthesameplatform,toachievethedocumentfor(OAS)andthemapapplication(GIS)integration,toachievethetruemeaningof"integratedgraphics"intheplanningandmanagementinformationsystems.
IV.FUNCTIONALRELATIONSHIPBETWEENSOFTWAREMODULESDESIGNED
Thesystemaccordingtotheuser'sbusinesssystemisdividedintoseveralindependentmodulesthatcaneitherbeusedindependently,canalsobeinstalledtogetherasacompletesystemcanbedividedintojoint,flexible.Usersaccordingtotheiractualsituationstepbystep,firstsomeofthemodules,whenconditionsareripeinordertoimplementothermodules,thefinalcompletionofsystemconstruction.Thepurposeofthisnotonlyreducestheuser'sriskinthesystemimplementation,thesystemcanalsoupdatetheeffectiveprotectionofpreviousinvestments.Andeachmodulecanbeintelligentlyawareoftheothermodulesassociatedwiththeinformation,andsodetermineitsownprocessinglogic.Suchas:
Whenthe"standardFilmography"sub-moduleisinstalled,thetoolbarwillautomaticallyappearonthe"normativeFilmography"icon,otherwisethereisno"standardFilmography"icon.
V.OPENDESIGNINTERFACE
Systemaccordingtodifferentfunctions,set