基于GIS的水环境评价系统

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1、江苏大学硕士学位论文基于GIS的水环境评价系统姓名：徐进申请学位级别：硕士专业：环境工程指导教师：郑铭20040601ABSTRACTWaterenvironmentisaglobalproblemthathasgotmoreandmoreattentions，andtechnologiestosolvewaterenvironmentproblemhavebeingdevelopedquickly．Geographicinformationsystem(GIS)isapowerfultoolintheinformationtimes，whichhasbeenusedinmanyfieldss

2、uccessfully．Inthispaper,combinationbetweenwaterenvironmentassessmentandGISiSstudied．AndaGIS—basedmethodofwaterenvironmentassessisdevelopedsuccessfully．TheresearchhasexpandedtheapplicationfieldsofGIS，andimprovedthestandardofwaterenvironmentassessment．Inthisresearch，GISandDatabasewereselected嬲thebasic

3、developmentsystem．basedtheGIS’Sfunctionofdatacollection、management、analysis、simulation,waterenvironmentassessmentsystemWasestablishedandasoftwareofwaterenvironmentassessmentbasedGISWasdevelopedtorealizethreefunctionsofgraphics，database，waterenvironmentassessment．Inthisresearch，ESRI’sproduct--ArcGISw

4、asselectedasthebasicsystemandMapObjeetsWasselectedasadevelopmentcontroltodesignbasicgraphicfunction,includezoom、pan、spatialquery．Inmisresearch．SQLServer2000andrelationaldatabasewereselectedtoestablishadatabase，includeconceptdesign、logicdesign、physicsdesign．ProgramminglanguageDelphiWasusedtorealizeth

5、ewaterenvironmentinformation’Sbrowsing、query、updateandmanagement．Intheresearchofwaterenvironmentassessment，includepollutionsourceassessment、waterqualityassessment、waterqualityforecasting，pollutionSOUrCeassessmentmodel、waterqualityassessmentmodelandwaterqualityforecastingmodelwereprogrammedtoembedint

6、hesystemforcalculatingpollutionloadstatistic、asSeSSwaterqualityactualityandforecastingwaterqualitychange，inordertosupportthedecision-makestomakedecisions．KeyWords：GIS、Databasedesign、waterenvironmentassessment、pollutionsourceassessment、waterqualityassessment、waterqualityforecasting学位论文版权使用授权书本学位论文作者完

7、全了解学校有关保黧、使用学位论文的规定，同意学校保留并向嗣家有关部门或机构送交论文的复印件和电子版，允许论文被套阅和借阙。本人授权江苏大学可以将本学位论文的全部内容编入有关数据库进行检索，可以采用影印、缩印或扫描等复制手段保存和汇编本学位论文。保密口本学位论文属予，在年我解密后适用本授权书。不保密回学位论文作者签名：符楚指导教师签名：乏移痧靛；哟≯年‘月)工日0砷年6月立一

8、强独创性申明yiois