• Through joint venture and cooperation of Shashuya west phosphate rock ore block formed mining enterprises, etc. at the same time.

    同时通过合资合作等形式新建了宜昌杉树磷矿西矿段矿山企业

    www.hbdzky.com

  • High grade ore block often located in winding part of fault in strike and dip or intersection part of faults of NW and NE strike.

    富矿主要产于断裂走向倾向波状弯曲以及NWNE向断裂交汇部位。

    dj.iciba.com

  • In the Niuxinshan ore block of Huajian gold deposit region, gold ore body is divided into two types of altered rock and quartz vein.

    铧尖金矿牛心山矿段,金矿化()分为蚀变石英脉型种。

    www.dictall.com

  • By optimizing the sequence of panel mining stope of ore block, the mining sequence of the "two stope panels" is applied for the mine.

    阶段中盘区回采顺序进行优化,得出“隔采一”最佳开采顺序。

    202.127.156.16

  • And our chief Mineral products are acid-grade fluorspar powder, metallurgical grade fluorite ore block, fluorspar lump, calcium fluoride, ect.

    公司主要矿产品:酸萤石冶金、粒矿、萤石烘干粉等。

    fjxinyi.cnal.com

  • On the basis of safety production, selecting appropriate parameters of ore block structure is particularly important for the design and construction of the mine.

    确保安全基础上选取合理结构参数,对矿山设计建设尤为重要

    211.154.163.73

  • The hanging wall block is relatively little disturbed, but the ore zone beneath bears abundant evidence of tangential movements .

    岩块相对地变动不大其下矿石具有许多切线运动证据

    www.translation-dictionary.net

  • All the methods are based on economic block model of ore body built according to geological statistics theory.

    这些计算机优化方法都是应用地质统计学方法建立矿床块段模型基础实现的。

    www.qk114.net

  • The North China Block is the distributive province of the important iron ore reserve, the main-iron-ore-mining region, and is also the important district of the iron and steel industry in China.

    华北我国重要铁矿资源分布区,铁矿石主要开采区也是我国钢铁工业的重要分布区

    dict.cnki.net

  • The ore fragment size for block caving is predicted by means of topology, vector field conception and computer simulation technology.

    运用拓扑学概念以及计算机模拟等技术对矿石崩落进行预测。

    dict.cnki.net

  • The system is suitable for ore-drawing management of high level and large drawing area of block caving system.

    系统适合大规模阶段块崩落法放矿生产管理

    dict.cnki.net

  • The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.

    本文阐述了自然崩落特点及其放矿管理基本原理,探讨应用计算机进行自然崩落法的基本方法。

    dict.cnki.net

  • To block stoping, mining system design mainly includes design of block parameter, design of pillar's dimension, design of ore drawing sequence.

    对于阶段空场法,采矿系统设计主要包括采场结构参数矿柱大小、回采顺序等。

    www.qfpaper.com

  • The process of ore- drawing in block caving is completed under overburden.

    自然崩落法放矿基本上都覆盖岩层进行的。

    www.dictall.com

  • 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品位块状模型露天金属矿境界优化实用算法

    www.jsks.net.cn

  • 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可用于露天矿最终开采境界优化开采计划优化。

    www.jsks.net.cn

  • Prediction for block caving velocity of ore-rock is a complex dynamic process that relates to the caving rule and to the relation between caving and time.

    矿岩自然崩落速率预测一个涉及崩落规律崩落与时间相依关系复杂动态过程通过数值模拟的方法,对流变断裂型矿岩的自然崩落规律和崩落速率进行了模拟研究。

    www.dictall.com

  • Then, it is to remain some blasted ore to block the drift outlet at the last mining level to prevent the impact of air flows induced by the rock falling.

    保持最下一空场分段的进路端矿口不敞防止冒落冲击危害。

    www.jsks.net.cn

  • Then, it is to remain some blasted ore to block the drift outlet at the last mining level to prevent the impact of air flows induced by the rock falling.

    保持最下一空场分段的进路端矿口不敞防止冒落冲击危害。

    www.jsks.net.cn

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