Perimeter blasting technique, which can decrease the blasting vibration and harmfulness on fixed slope, is used in the Zhangbagou Limestone Mine.
张坝沟石灰石矿长期采用光面爆破技术来减小爆破震动及后冲对固定边坡的危害。
The surface of surrounding rock by controlled perimeter blasting can be looked as fractal whose dimension is the mirror of the explosion action process of rock.
周边控制爆破后，形成的围岩表面可视为分形，其分形的维数反映了岩石经历的爆破过程。
Fracture control blasting, a new perimeter control technique, is an alternative to pre-splitting or smooth wall blasting which can be used to achieve better perimeter control results.
断裂控制爆破是一种新的周界控制爆破方法，用它取代预裂和光面爆破，可以获得更好的周界控制效果。
It is shown that the fracture control blasting is of great importance in engineering practice to achieve a good perimeter control.
结果表明，断裂控制爆破对获得良好的周界控制爆破效果具有重要的工程实际意义。
It is shown that the fracture control blasting is of great importance in engineering practice to achieve a good perimeter control.
结果表明，断裂控制爆破对获得良好的周界控制爆破效果具有重要的工程实际意义。
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