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西伯利亚采矿科学生产联合公司的地下矿山每年掘进的巷道有40多公里。所有掘进工作都采用凿岩爆破法,其效果取决于凿岩爆破参数的合理选择。由于矿山地质和矿山技术因素变化很大。故这种选择很复杂。根
Underground tunnels run by the Siberian mining-scientific joint production company each year have more than 40 kilometers of tunnels. All excavation work adopts the rock blasting method, the effect depends on the reasonable choice of the rock blasting parameters. Due to mining geology and mining technology factors vary greatly. Therefore, this choice is very complicated. root