本文是研究利用天然地震PS转换波及PPP等二次波到时资料反演地壳上地幔速度结构的尝试。
An inversion of velocity structure of crust and upper mantle by using converted PS wave and multiwave PPP etc, is reported in this paper.
内地壳和上地幔S波速度结构与强震的关系和强震活动的深部背景进行了探讨。
Study to the relation between strong earthquakes and S-wave velocity structures in the crust and upper mantle in the studied area.
本文以震源机制、地震地质、地壳和上地幔速度结构等资料为基础，研究了与青藏高原成因有关的现代构造问题。
Based on the data of focal mechanism solutions, and velocity structure in the crust and upper mantle, we have investigated the recent tectonics with relation to the origin of the plateau.
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