我国板内地震和中新生代应力场 |
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引用本文: | 汪一鹏. 我国板内地震和中新生代应力场[J]. 地震地质, 1979, 1(3): 1 |
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作者姓名: | 汪一鹏 |
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摘 要: | ![]() 根据地质学、地震学和地形测量的资料认为:华北地区第三纪中期地壳应力场有一次重大变化,而中国其它地区自中生代中期以来地壳应力场基本未变。我国地壳应力场的这种布局及其变化看来是起因于中国大陆周围的板块活动。 讨论了我国板内地震和断块构造的关系。指出了值得加强研究的地震区域的某些深部地质现象
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关 键 词: | 板内地震 地壳应力场 中新生代 强震带 震源机制 新构造 中生代 印度洋板块 欧亚板块 地球物理学报 |
INTRAPLATE EARTHQUAKE AND MESO-CENOZOIC STRESS FIELD IN CHINA |
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Abstract: | ![]() Except for earthquakes occurred in Taiwan and Himalayan region as well as the deep-seated swarm earthquakes in Northeast China, all of earthquakes in China are attributed to intraplate earthquake. Then, what are their origins?In the present paper, the emphasis is placed on the crustal stress field related closely with the earthquakes in recent and the youngest geological time in China. Data from geology, seismology, and geodesy demonstrate that in North China there is a significant change of str |
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