胶结充填采矿法安全性好、回采率高,为矿山技术进步、提高经济效益起到了积极作用。
The security of the stoping-cemented fill method is good and the rate of extraction is high. It has made the contribution for mine in technical progress and improving economic benefits.
将分析结果应用于工程实际,为三山岛金矿新立矿区海底安全高效开采矿石资源提供了技术保障。
The analysis results were used in the practical engineering, providing a technical support to an efficient safety under-sea mining in Xinli mineral zone of Sanshandao Gold mine.
露天转地下开采矿山地下首采中段安全顶住厚度确定是矿山的关键技术问题,采用MSC。
The determination of safe pillar's thickness in the middle section of the first mining for transferring to underground mining from open pit is the key technical issue for mine. With MSC.
建议在回采矿柱时,在临近充填体边上采用预裂缝降振技术,以及加强爆破管理,可以实现矿山的安全生产。
The production blasts at filling mining condition should produce adverse effects as blasting vibration to the filling body, tunnel and roof.
建议在回采矿柱时,在临近充填体边上采用预裂缝降振技术,以及加强爆破管理,可以实现矿山的安全生产。
The production blasts at filling mining condition should produce adverse effects as blasting vibration to the filling body, tunnel and roof.
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