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地球学报  2005 

断层相关褶皱的几何学模型及其应用

DOI: 10.3975/cagsb.2005.01.14

Keywords: 前陆盆地逆冲带,断层相关褶皱,断层转折褶皱,断层传播褶皱,几何学检验

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Abstract:

在前陆盆地逆冲带中发育两种主要的断层相关褶皱构造样式:断层转折褶皱和断层传播褶皱。利用断层相关褶皱的下伏断层和上覆褶皱之间的角度参数存在的函数关系,可以对自然构造横剖面的构造解释进行检验。由于在时间地震剖面下的构造图形由于产生变形而与实际的自然构造有一定的偏差,这会影响几何学模型检验的有效性,因此在应用的过程中需要进行校正。通过地震速度谱将时问地震剖面转化为深度地震剖面,然后利用几何学关系对断层相关褶皱的构造剖面进行了检验。

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