The application of ribbon charge (placed in tunnel)in twin slope - cut chamberblasting can weaken the damage to slope rock from blasting.
在双路堑洞室爆破中应用条形药包可以减少爆破对边坡岩体的损伤。
It is found that the staged cut with duplex-square has the best blasting effect in trial shafts sinking. This experimental result is analyzed with the existing achievements of rock dynamics.
结果表明：复式正方形分层分段掏槽在试验井筒中有最佳的爆破效果，并应用现有岩石动力学的成果分析了这一试验结果的原因。
The movement law of the smashed rock mass in the cut blasting was studied using two phase flow method drawn on the experience of industry.
借鉴工业生产中的两相流动方法研究掏槽爆破中的颗粒运动规律。
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