rock mass control blasting 石方控制爆破
rock mass controlled blasting 石方控爆
Blasting fracture rock mass 裂隙岩体爆破
According to practice and experimental observation, the structure planes effect and engineering geology mechanics principle of rock-mass blasting were discussed.
基于生产实践和试验观测，探讨了岩体爆破结构面效应、岩体爆破工程地质力学原理。
Moreover, the blasting parameters for different levels of rock-mass were determined by making a series of field application experiments.
通过在爆破生产中试验应用，确定了不同级别岩体的爆破技术参数。
Therefore, making a thorough study on the fragment size in rock mass blasting is of momentous practical significance.
因此，对岩体爆破块度的研究具有重要的实际意义。
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