RESEARCH ON THE DEFORMATIONS IN QINGHAI_TIBET PLATEAU AND ITS MARGINS BY INVERTING SEISMIC MOMENT TENSORS AND GPS VELOCITIES

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摘要 WehaveintegratedinformationfromseismicmomenttensorsandGPSvelocitiesinQinghai_Tibetanditsmargins.Belowwesummarizesomepointsfromthisstudy. 1)ThedeformationratesfromseismicmomenttensorsandfromGPSvelocitiesarebasicallyagreedwitheachother. 2)Thetendenciesofdirectionsofseismicandgeodeticprincipalstrainrateareresembleexceptforoneortwoblocks,however,themagnitudesofaveragestrainratefromseismicmomenttensorsaremuchlargerthanthatfromGPSvelocitiesexceptformiddleTibetblock. 3)Accordingtotheopinionthatstrainenergywillbereleasedthroughearthquake,itisviableforanalyzingearthquakepotentialbycomparinggeodeticstrainratewithseismicstrainrate.Thereisearthquakepotential(>M5)inmiddleTibetinafewyears.Acknowledgment WethankDr.WangQiprovidingGPSvelocitiesinTibetanditsmargins.
机构地区 不详
出版日期 2000年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)