基于GIS的中國區(qū)域地殼穩(wěn)定性評價.pdf

1、長安大學(xué)碩士學(xué)位論文基于GIS的中國區(qū)域地殼穩(wěn)定性評價姓名：相建華申請學(xué)位級別：碩士專業(yè)：地質(zhì)工程指導(dǎo)教師：李同錄20040101GIS—BasedRegionalCrustalStabilityAsses：；mentofChinaAbstractThecrustalstabilitywithinChinaisvariablewithactivetectoniczones1u1996DrDuDongjucompiledtheMapofR

2、egionalCrustStabilityofChinabyusingthemodeloffuzzysyntheticassessment，whichcouldbetheguidanceofnationalconstructionplanandpositionButtheresultbyDrDuofrersinformationonlybydocumentsandmapwhichcouldreflectlimitedinformatio

3、nandtheinformationisdifficulttobeupdatedandaddedHoweverGeographicInformationSystem(GIS)haspowerfulabilityofdataprocessandspatialanalysis，itprovidesanewwayforregionalcrustalstabilityresearchFirstlybasedonplatformofMAPGIS6

4、1，thespatialgraphdalabaseisestablishedwhichcontainsearthquakeactivityactivefaultmovement，volcanoactivity，isolineofhorizontalandverticalcrustmovementandisolineofMohoplaneThenweightedinformationcomputationmethodisintroduce

5、dtectifythetraditionalinformationcomputationmethodwhichisn’tsuitablefortheregionalcrustalstabilityassessmentWiththemethod，combiningwiththepowerfuldatastatisticalfunctionofExcel，thespatialanalysisfunctionofGISisextendedin

6、completingthisassessmentFinallyaccordingtotheassessmentresult，thecrustalstabilityofChinaisclassifiedasstable、sub—stable、subunstable、unstablezonesTheresultismainlyinaccordancewiththeformer((MapofRegionalCrustalStabilityof