Abstract:

Abstract: According to the mining experience of the production process in Fushun East Open-pit Mine, the article summed up the blasting methods suitable for East Open-pit Mine geology and mining conditions. Through adjusting hole distance, row spacing, number of rows, the mine reduced unit consumption of blasting, controlled the occurrence of secondary blasting and blasting cost.

摘要：

摘　要：根据抚顺东露天矿在生产过程中总结出的开采经验，归纳了实际生产过程中适合于东露天矿地质、开采条件的爆破方法，通过调整孔距、行距、行数减少了爆破的单耗，控制了二次爆破情况的发生，控制了爆破成本。