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INVERSION OF SLIP DISTRIBUTION OF 2008 WENCHUAN Mw7.9 EARTHQUAKE CONSTRAINED JOINTLY BY InSAR AND GPS MEASUREMENTS
Author(s): 
Pages: 19-24
Year: Issue:  4
Journal: Journal of Geodesy and Geodynamics

Abstract: 利用汶川8.0级地震野外考察得到的地表破裂带的空间分布及余震精定位结果,构建了两段发震断层的几何结构模型.基于该模型反演汶川8.0级地震GPS和InSAR同震形变场数据,获得了断层滑动分布及部分震源参数.结果表明:1)联合反演能较好地解释GPS和InSAR所获得的同震形变场,数据拟合度达97.27%;2)映秀-北川断裂反演得到的滑动分布主要集中于地下0~20 km处,最大滑动量分别位于北川及青川等...
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