The generating and propagating mechanism of the precursory infrasound of earthquake are primarily explained.
初步解释了强震前兆次声波的产生机理和传播机制。
The method and soft of quantitatively analyzing and studying earthquake-generating process and its precursory variation mechanism in vertical section were given.
提供了当存在垂直力源和纵向非均匀时，定量分析研究垂直剖面上的地震孕育过程及其前兆变化机制的方法和软件。
Numerical simulation of the earthquake-generating process and precursory mechanism of strong earthquakes;
强震孕育过程和前兆机理数值模拟；
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