研究结果可为节理岩体定向断裂控制爆破提供理论依据。
The research results can provide theoretical basis for directional fracture with controlled blasting of jointed rock mass.
因此研究切槽定向断裂控制爆破的爆破机理及相关参数，具有十分重要的意义。
Therefore, it is very important to study the mechanism and the related parameters of notched directional splitting controlled blasting.
基于断裂动力学理论，文章论述了切缝药包定向断裂控制爆破炮孔间贯通裂纹形成的机理。
Based on the theory of dynamic fracture mechanics, the mechanism of crack-forming among shot holes in the directional split of rock by controlled blasting is expounded.
工程控制爆破 ，要研究岩石的定向断裂的裂纹扩展。
The purpose of Controlled Blasting Engineering is study the directed fracture of rock and the crack expansion.
工程控制爆破 ，要研究岩石的定向断裂的裂纹扩展。
Numerical method for crack extension analysis based on fatigue fracture process of rock materials;
工程控制爆破 ，要研究岩石的定向断裂的裂纹扩展。
Numerical method for crack extension analysis based on fatigue fracture process of rock materials;
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