在此基础上，应用自主研制的内压法岩样断裂韧性测试系统对不同假设条件下的岩石断裂韧性进行测定。
Based on these and different assumptions, the rock fracture toughness has been determined with rock fracture toughness testing system, which is self-developed and has the internal pressure.
引入分形几何理论，应用分形方法来描述岩石断裂裂纹的曲折形态，进而建立分形裂纹下的岩石断裂韧性理论模型。
The fractal methods are used to describe the tortuous shape of rock fracture cracks, and the theoretical models for fracture toughness of rock with fractal cracks are built.
按照国际岩石力学学会试验规范，对不同赋存深度的玄武岩岩样进行了动态断裂韧性测试。
According to the standard testing method of ISRM, the dynamic fracture toughness for the basalt samples in different depth has been measured.
按照国际岩石力学学会试验规范，对不同赋存深度的玄武岩岩样进行了动态断裂韧性测试。
According to the standard testing method of ISRM, the dynamic fracture toughness for the basalt samples in different depth has been measured.
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