• 采用模型文家坪磷矿1277采区地表岩体移动变形进行了具体的计算分析。

    And ground surface displacement and deformation in the 1277 mining area at Wenjiaping mine were analyzed by using this model.

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  • 介绍了单一煤层采区发火时采用灭火措施收到良好效果

    The fire extinguishing measures adopted in coal mining area are introduced. It has made good result.

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  • 介绍永城车集12采区工程施工,如何解决井下探测断层煤层方法措施

    The method and measure to detect the fault and coal seam in construction of No 12 mining area in the Chen Mine, Yongcheng is introduced.

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  • 针对以上问题竹峪金矿区采矿技术进行改进,采用木架支护法冒落采区开辟回采通道,回采矿石。

    In view of above problems, the mining technology has been improved in Zhuyu mine areas by supporting with small wooden stand and opening stoping passage in the caving mining area.

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  • 采用综放技术,使采区回采管理防火方面取得显著的经济效益

    Applying combined mining new technology, the actual mining, manage and fire-protection in mining area have made remarkable economic benefit.

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  • 中频频率水平极子天线(垂直环状天线)是井下采区无线通信使用频段和天线型式。

    Medium frequencies and horizontal magnetic dipoles (vertical loop antennas) can be used in underground radio communication in mining sections of coal mines.

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  • 采用模型文家坪磷矿1277采区地表岩体移动变形进行了具体的计算分析。

    And ground surface displacement and deformation in the1277mining area at wenjiaping mine were analyzed by using this model.

    youdao

  • 传统型移动变电站综合保护系统大都采用分立元件实现,结构复杂可靠性,对采区工作面的稳定运行造成了很大影响

    The protective system of traditional MTS is made up of schism organs, but framework is complex and reliability is rather bad, which badly impacts the running stability of coal mining face.

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  • 采区地震勘探是以查明煤系地层断层小褶细微地质构造目标

    The aim of seismic exploration in a panel is to ascertain the minor faults and folds, the subtle geological structures in coal measures.

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  • 华北我国重要铁矿资源分布区铁矿石主要采区也是我国钢铁工业重要分布区。

    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.

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  • 介绍了特大型采区煤仓施工技术指出了施工过程注意几个问题

    This paper introduces the construction techniques for the coal bunker in supergiant mining area, and points out some problems needing attention in the construction.

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  • 丰山铜矿南缘采区应用分段崩落采矿。

    Sublevel caving method without sill pillar is adopted in the south section of Fengshan Copper Mine.

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  • 由此提出,为不断适应采煤工艺变革要求,“全采区巷道布置方式”是兴隆庄煤矿“煤层采区巷道布置方式”的发展趋势

    To meet the requirement of mining technology innovation, as a developing trend, mining roadways in thick coal seams of Xinglongzhuang coal mine should be totally located in coal seam.

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  • 由于影响到厂区采区环境

    Because old bittern answers ooze, already affected plant area and the environment select an area.

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  • 介绍了煤矿井下采区低压电网电压损失计算方法

    The voltage loss calculating method of the low voltage electrified wire netting at ground mining area is introduced.

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  • 安太堡不采区初始北面西面也都露天矿边坡,它们的稳定是露天与井工同时开采的安全保证

    The stability of the slope at the west and north of the first underground mining zone is safety guarantee of combined mining.

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  • 介绍鹤岗矿务局煤层气储量、利用情况发展前景,提出具体后期的开采方式

    The storage, application and forecast of coal seam gas in Hegang mine field are introduced, and the detailed mining area and way for earlier and later stage are provided.

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  • 最后数值模拟成果基础上进行了超评价

    On the foundation of numerical simulation results, we can evaluate overdraft area.

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  • 如何安全回收采区上下山孤岛煤柱提高矿井资源采出量矿井生产遇到难题之一

    It is one of challenges in the mining production to recover these coal pillars in order to increase the yield.

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  • 介绍了矿床采区浸出平均质量浓度预测原理方法实例讨论了存在问题

    The principle, method and case history how to predict the average uranium mass concentration in lixivium of in-situ leaching are introduced and the existing problems are discussed.

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  • 通过水平应力条件采区准备巷道复合顶板离层过程机理进行研究得出了相关结论

    Get out some conclusion by researching the compound roof separation process and mechanism of preparation roadway under high horizon stress.

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  • 本文建立煤炭自燃可能性判定系统一个应用计算机采区煤层自燃发火可能性进行判定的专家系统。

    The judging system for the possibility of coal selfignition established in this paper is an expert system which uses computer to judge the possibility of coal selfignition in stope.

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  • 通过马兰矿南四采区已揭露陷落柱成因形成过程进行分析总结出某些规律生产中加以应用

    By analysing the cause, course of formation exposed caved pillar in Malan mine, summarizes some law and applies it for production.

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  • 根据九架采区具体地质条件,进行露天台阶深爆破的实践探索

    According to specific geological conditions of Jiujialu mine area, deep-hole blasting open-air stage is explored in this paper.

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  • 并对该矿进行了预测

    The virgin area of the mine is predicted.

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  • 并对该矿进行了预测

    The virgin area of the mine is predicted.

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