通过理论推导和试验分析研究岩石扩容与围压的关系。
The relation function of rock dilatancy and confining pressure is investigated by theoretical and experimental methods.
这种大变形如果仅是应力重分布引起的体积膨胀则称为岩石扩容。
This large deformation is called for rock dilatancy if volume dilation only occurs owing to stress redistribution.
通过超声波对单轴压缩试验中岩石扩容现象的测试，分析了超声横波在不同岩石压缩过程中的传播情况。
By the test about the volumetric dilatancy in rocks under the uniaxial compression with ultrasonic, the propagation of ultrasonic S-wave was analyzed in the compressing process of different rocks.
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