• 详细介绍了盾构隧道矿山隧道对接施工技术。

    The connecting tunnels constructed with mining method have the features of lar.

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  • 修建铁路隧道主要矿山盾构沉管以及明挖大多前面阐述

    The main methods of building railway tunnels are mining method, shield method, immersed method and cutting and covering method, most of which are expatiated in aforementioned passages.

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  • 结合周边环境交通要求地铁旁通道施工经验采用水平冻结加固土体矿山开挖。

    Based on surrounding environment, traffic requirement and construction experience, authors use horizontal freezing method to reinforce soil and mine method to excavate tunnel.

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  • 第1 -3分别施工区分的水底隧道水下盾构隧道、水下矿山隧道。

    With different construction method, (from Chapter 1 to Chapter 3), they are immersed tunnel, underwater shield tunnel and the underwater tunnel by using mining method respectively.

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  • 充填采矿应用大中型黑色金属矿山进行可行性分析,为武钢程潮铁矿实施提供了参考意见。

    The feasibility of the fill mining method in the large ferrous metal mine is analyzed in this paper.

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  • 设计部分矿山空气设计中得到应用,收到了好的效果

    This design method has been used in some mines and operating results of the air curtains are quite good.

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  • 崩落开采倾斜金属矿山地表沉陷问题是国际性重大难题,构造应力影响地表移动问题。

    The surface subsidence for caving mining used for metal mines with steep veins, a worldwide difficult problem, belongs to the realm of surface movement under the effect of tectonic stress.

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  • 基础上,模糊数学综合评判评定矿山环境地质问题历史、现状及其发展趋势影响程度

    On that basis, the impact degrees of the history, present state and development trend of the mine environmental geological problems are evaluated using the fuzzy evaluation method.

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  • 大冶铁矿露天采场矿山露天转地下项目重要工程采用进行开采。

    The hanging wall ore of the open-pit is one of important projects in transition from open pit to underground in Daye iron mine, and the shallow hole shrinkage mining method is adopted in the project.

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  • 探测对于矿山岩体应力变化监测实用和有效

    The thermal detection approach is effective for monitoring the stress variation of rock mass in mine.

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  • 使用污染损失率矿山井下空气质量进行了评价

    Assessment on mine air quality by using pollution loss rate is conducted.

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  • 采用地下台阶式开采回采露天矿大大提高煤炭资源回收率矿山经济效益

    To recover the remainder coal in the side slope walls of surface mine by use of underground coal winning method can increase coal recovery rate and mine economic effect.

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  • 针对矿山企业库存管理存在问题,采用库存abc分类物料进行分类从而分清物料的主次关系。

    Aiming at the typical problems of inventory management in mine enterprises, materials are classified by ABC inventory classification to distinguish between primary and secondary materials.

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  • 根据具体矿山地质条件现场试验研究仓储采煤的几种仓房布置设计方案

    Field trials and studies room arrangement design schemes of bin storage method based on the mine's concrete geological conditions.

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  • 铜矿峪作为国内第一成功引进自然崩落技术有色金属矿山提高了矿山生产能力降低了生产成本

    As the first successful introduction of natural caving method in domestic nonferrous metal mine, Tongkuangyu mine increases production capacity and reduces production costs.

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  • 分析冶金矿山充填采矿开采目的入手,探讨性地说明了相关的岩石力学分析过程

    Starting with analysis of goal of mining using back-fill method, the course of rock mechanics analysis is explained.

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  • 介绍瑞雷波检测金属矿山采空区。

    Prospecting metal mine goafs by Rayleigh wave method is introduced.

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  • 崩落采矿金属矿山地下开采应用较多高效采矿,覆岩下底部放损失贫化大是采矿的一个特点

    Caving method is a high efficiency mining method widely used in underground metal mines. While it is a characteristic of the method that the loss rate and dilution rate is high.

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  • 针对矿山企业库存管理存在典型问题,采用库存ABC分类物料进行分类从而分清物料的主次关系。

    Aiming at the typical problems of inventory manage in mining enterprises, materials are classified by ABC inventory classification to distinguish between important and subordinate materials.

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  • 前者就是级差绝对矿租(统称为矿租或矿山地租) ,通过收益现值公式计算出来超额利润

    The former is called the graded mine rent and the latter absolute mine rent and they are the excess profit obtained by the equation of existing income value.

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  • 本文着重分析了镜铁山矿无底柱崩落悬顶问题,合理安排矿山生产合理利用矿产资源提供了参考依据。

    The article analyzes how the hanging arch is caused during non-pillar sublevel caving in Jingtieshan mine, in order to provide a reference for rational mining organization and resources utilization.

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  • 本文应用风险分析中的事故分析,对矿山斜井轨道运输跑车事故发生原因进行分析,并基础进行风险评价

    By applying the principle of the Fault Tree Analysis, the present paper has analyzed direct and in direct causes of mining accidents and made the corresponding assessments on the mining risks.

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  • 目前使用充填采矿矿山日益增多管道输送充填不接现象普遍存在。

    At present, cut-and-fill method is adopted in a growing number of mines. However, it is quite common that stopes roofs are unable to be tight by pipeline transport in filling.

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  • 分别采用专家界定回归分析大型集团公司及所属矿山煤炭生产变动成本固定成本进行界定。

    The coal production variable and fixed costs of a large coal group company are distinguished by using expert division and regressive analysis method.

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  • 应用放射免疫分析对某矿山机械厂82名高温作业工人进行ETCGRP水平测定

    Methods 82 high temperature exposed workers were studied and their ET and CGRP levels were measured using radio immunity method.

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  • 潘洛铁矿属中型生产规模矿山,原设计分段崩落生产存在较多问题

    Panluo Iron Mine is of medium size and there are many problems in its production which USES the originally designed sublevel caving in strips.

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  • 贫化放推广应用对于实行无底分段崩落矿山具有一定社会价值经济价值。

    Population and application of the dilution ratio ore drawing method has certain social value and economic value for implementation of the sill pillar-free subdrifting method.

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  • 松散覆盖岩层自然分级现象使用崩落开采的矿山开采效果明显的影响

    The natural grade classification of loose-covered rock has a great effect on caving mining efficiency.

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  • 松散覆盖岩层自然分级现象使用崩落开采的矿山开采效果明显的影响

    The natural grade classification of loose-covered rock has a great effect on caving mining efficiency.

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