Study of the Difference between Seismogenic Deformation and Deformation by Permanent Tectonic Movement-中国Betway体育网页登陆

摘要 Grounddeformationmaybecausedbycrustalmovementandnon-crustalmovement.Thenon-crustalmovementsincludethosecausedbytemperature,rainfall,groundwater,etc.Deformationcausedbycrustalmovementincludesseismogenicdeformation(thatappearingintheprocessofearthquakepreparationandthatdirectlycausedbytheearthquake)andgeneraltectonicactivities.Thekeypointinthestudyoftherelationshipbetweengrounddeformationandearthquakesishowtoeliminateinformationofdeformationcausedbynon-crustalmovementandpermanent(orslow)tectonicdeformationinobserveddata.InthispaperananalysisismadeontheshortlevelingdatarecordedatDahuichangDeformation-ObservingStation,Beijing,for22years(1970-1991)byusingtheLMSalgorithmmethodafterlateraladaptivefilteringofthemoderndigitalsignalprocessingtechnique.Eliminatingtheapproximateannualvariationindeformationcausedbynon-crustalmovementsuchastemperature,rainfall,groundwater,etc.,aunifiedstandardis

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Study of the Difference between Seismogenic Deformation and Deformation by Permanent Tectonic Movement

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