This paper presents a practical final-pit optimization algorithm for open-pit metal mines based on a breakeven strip ratio and a block model of ore grade.
给出一个基于经济合理剥采比和品位块状模型的露天金属矿境界优化实用算法。
The ore body is continuous and stable, and the ore grade is high. The deposit is easy to exploit and utilize. More deep exploration work should be done in this region.
钠硝石矿体连续性好，层位稳定，矿石品位较高，采选技术简单，易于开发利用，应开展深入的地质勘查工作。
Mine piles' quality forecasting and ore grade checking.
提出了爆堆质量预测与品位检测改进方法。
This paper introduces an improved BP algorithm for estimating ore grade.
本文介绍了一种改进的BP算法，用它来进行矿石品位估值。
Manjiazhai zinc ore body; Kriging Method; ore grade model; calculation of reserves;
曼家寨锌矿体；克里格法；品位模型；储量计算；
The key measure to enhance the output ore grade is to minimize the depletion and loss of the ores exploited.
提高出矿品位的关键是降低采矿贫化率、损失率。
The Mengxing Pb Zn deposit with low ore grade and deep buried is facing the situation of resources exhausted.
勐兴铅锌矿矿石品位低、埋深大，且面临资源匮竭。
The resource support capacity of mines depends on many factors such as production capacity, ore grade and available reserve.
矿山资源保障能力的大小受生产能力、矿石品位以及保有储量等多种因素的影响。
The method of estimating ore grade by gray modelling is proposed, the step is given, and the method is verified by a example.
本文提出了用建立灰色模型去估计矿石品位的方法，给出了实施步骤，并以实例进行了验证。
A technique principle and method was proposed to measure iron ore grade in a moving mine car with distance measuring instrument.
提出了利用测距仪测定运动矿车中铁矿石品位的技术原理和方法。
The influences of blast temperature, slag basicity, iron ore grade etc on energy distribution and smelting index of BF are discussed.
利用BEM 系统分析了风温、碱度、矿石铁含量等参数对高炉能量分配及冶炼指标的影响，旨在为生产操作提供理论依据和指导。
It is concluded that location of foot-wall drawing points are closely related to orebody dip, cut-off grade and ore grade of wall rock.
认为下盘放矿点位置与矿体倾角、放矿截止品位、围岩含矿品位有着密切的关系。
This article systematically expounds effects of charged manganese ore grade upon Si-Mn alloy output, manganese recovery, costs and profits.
系统阐述了入炉锰矿品位对硅锰合金产量、锰回收率、成本、利润的影响。
Rutile resource is rich in our country, but rutile ore grade is low and the product is poor competitive because of its high production cost.
我国天然金红石资源储量较大，但绝大部分为低品位的原生矿石，所以加工成本高，产品缺乏市场竞争力。
The rules and formula of ore grade estimation under any complicated conditions can be accurately found out by the proposed method, and the results are pr…
所提出的方法可自动确定任何多因素复杂条件下的矿石品位估计公式及其使用规则，且准确率很高。
A technical scheme of grinding-waving bed to be sifted out is adopted and the fined ore grade can reach 40.41%. The rate of recovery is 70.92% in choosing target.
对于富矿的选别，采用粗磨跳汰—摇床的技术方案，得到的锰精矿品位为40.41%，回收率为70.92%的选别指标。
The limitation of geological conditions is important to model a deposit. The geological statistics methods are effective for ore grade estimation and reserve classification.
地质控制条件限制是矿床建模的重要手段， 地质统计学方法是矿块品位估计以及储量分级等的有效方法。
The ore-body block model is not only widely used in ore grade and reserve calculation, but used in the optimization of the final mining boundary and mining plan in the open pit.
矿体块状模型广泛应用于品位、储量计算，也可用于露天矿最终开采境界优化和开采计划优化。
The ore-body block model is not only widely used in ore grade and reserve calculation, but used in the optimization of the final mining boundary and mining plan in the open pit.
矿体块状模型广泛应用于品位、储量计算，也可用于露天矿最终开采境界优化和开采计划优化。
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