Based on scaling law,fault rupture and stress parameters of the MS7.1 Yushu earthquake are estimated,resulting the seismic moment M0=1.78×1019 N·m,moment magnitue MW=6.8,area S=468 km2,maximum offset D=1.4 m,fault length L=37 km,the width W=12.6 km,shear stress τ0=16.8 MPa,stress drop Δσ=7.03 MPa.
根据地震定标律估算的主震断层破裂参数和应力参数为:地震矩M0=1.78×1019N.m,矩震级MW=6.8,断层破裂面积S=468km2,断层错距D=1.4m,断层破裂长度L=37km,断层破裂宽度W=12.6km,剪应力τ0=16.8MPa,应力降Δσ=7.03MPa。
参考来源 - 2010年青海玉树地震及震后青藏高原强震趋势分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The stress drop seems independent of the local magnitude.
应力降随震级变化不明显。
The order of the stress drop in the experiment is same as that in the earthquake.
实验中的应力降和地震中的应力降在数量级上是相同的。
The trend that scalar seismic moment and stress drop increase with magnitude was obvious.
地震矩和应力降都呈现出随震级而单调递增的规律性变化。
应用推荐