For the purpose of recovering mineral resources,stabilizing the mine producibility,prolonging the service time,the remained ore carried on open-pit mine.

• 为了减少爆破震动的影响,维护露天边坡的稳定性,保护地表建筑物、古采矿遗址及相思河河流,对露天采场临近边坡采用控制爆破。