论文部分内容阅读
自1975年至今,大宝山矿共进行两千多次深孔爆破,消耗炸药1.2万吨,采用孔间微差爆破和导爆管双回路循环连通的可靠起爆方法,实现了16年安全爆破.在管理方
Since 1975, the Dabaoshan Mine has conducted more than 2,000 deep-hole blasting operations and consumed 12,000 tons of explosives. The reliable blasting method with circularly connected holes between the holes and the detonating tube is used to achieve 16-year safe blasting. In the management side