Slope excavation will influence the original stress field inside the natural slope.
边坡开挖会影响自然斜坡内部应力场的原始状态。
The latter were formed by theN-S striking shearing stress field evolved from the original compressive stress field.
后者是由原有的南北向挤压应力场演变成南北向扭力场而形成的。
In the Cenozoic Himalayan period, great changes took place in the tectonic framework in the study area, i. e. the original NW-SE compressional stress field changed into a NE-SW one.
进入新生代喜马拉雅期,本区的构造格局发生了重大变革,即由原来的NW—SE向挤压构造应力场变为ne—sw挤压构造应力场。
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