It is pointed out that the principal compressive stress direction of tectonic stress field in the area is nearly s - n.
指出，该区构造应力场的主压应力方向为近南北向。
The result shows that the principal compressional stress field is in the SW NE direction.
结果表明，该区域应力场主压应力方向为SW- NE向。
In the same plane, a kind of in-situ stress has some but not significant change in both magnitude and direction at different points, indicating a uniform in-situ stress field in the mining area.
在同一平面内，同一种地应力在不同点的大小方向有一定的变化，但没有出现突变现象，说明矿区地应力场比较均匀。
Recent tectonic stress field is entirely dominated by the principal compressive stress with the components, whose orientation is in level, approximate level or sideling direction.
该带现今以水平、近于水平兼有一定斜向作用的主压应力为主。
The numerical results show that the extremum direction of shear waves coincides with the direction of far-field principal stress. Furthermore, we verify the validity condition of the simplified model.
数值结果表明横波波速的极值方向与岩石远场应力的方向相一致，指出了简化模型的适用条件。
The numerical results show that the extremum direction of shear waves coincides with the direction of far-field principal stress. Furthermore, we verify the validity condition of the simplified model.
数值结果表明横波波速的极值方向与岩石远场应力的方向相一致，指出了简化模型的适用条件。
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