【摘要】 通过对2008年四川省汶川8.0级特大地震时天水台记录到的地震波形进行分析,结果发现:龙门山断裂带在汶川特大地震后,天水台记录到的余震出现了3~4秒的地震波速异常,认为与此次特大地震后龙门山断裂带的破碎有关。更多还原

【Abstract】 The seismic waves of Wenchuan 8.0 earthquake in 2008 recorded by Tianshui station were analyzed,and the results show that 7～8 seconds seismic velocity anomalies appeared in Longmenshan fault zone after the event,and this may be related with the fragmentation of the Longmenshan fault zone.更多还原