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yong kao gu shu ju yan jiu wei he duan xian xian dai di ke yun dong yu di zhen huo dong de guan xi
Author(s): 
Pages: 137-145
Year: Issue:  2
Journal: Seismology and Geology

Keyword:  考古数据渭河断陷现代地壳运动垂直差异速率地震活动;
Abstract: 通过对大量考古数据的统计分析,用文化层顶面的平均埋深速率对渭河断陷进行了下沉速率分区,进而用文化层的埋深、厚度及其距现代地面的高度,定量地研究了渭河断陷现代(距今3000~5000a)地壳垂直差异运动速率与地震活动的关系。最后,对渭河断陷未来几十年内的地震危险性作了估计,认为该区在今后20~30a仅有发生5级左右地震的可能性。
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