• 采场稳定性评价往往具有模糊性

    In the evaluation of stope stability, fuzziness is often found unavoidable.

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  • 得到结论采场稳定性不仅顶板暴露大小有关,暴露面形状影响也是至关重要

    Now a conclusion comes: the stability of stope not only has a relationship with the size of the exposed roof, but the exposed surface shape has a crucial influence on its stability.

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  • 作者在可程序计算器上编制了一个完整的程序,用于岩体质量分类,又可用于判断采场稳定性

    The author has also worked out a complete programme on a programmable computer, which can either be used for rock-mass classification or for stability determination.

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  • 岩体发射监测技术广泛应用采场稳定性研究中,文中提出进行科学预报灰色GM(1.1)模型

    The monitoring technique of rock mass acoustic emission is of wide use in the stope stability. A grey model GM (1.1) for scientific forecasting was presented in this paper.

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  • 文中数值模拟方法分析了矿房倾角金矿倾斜试验采场稳定性影响,找到最佳的矿房倾角得出了有价值的结论。

    The effect of dip Angle on the stability of inclined stope was analysed by numerical simulation method in Canzhuang Gold Mine. The optimal dip Angle of the inclined stope was found out.

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  • 基础上,可以根据获得现场资料预测采场稳定性

    Therefore, based on the field data obtained, stope stability can be forecasted.

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  • 连续采矿具有独特优越之处全面拉开采场稳定性有待验证

    Therefore, continuous mining method is possessed of unique merits, yet the stability of stope after full opening waits to be proved.

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  • 本文运用不连续位移及其计算机程序VCR法采场(矿矿柱)周围应力分布及其稳定性进行了分析研究。

    In this paper, stress distribution around, and stability of VCR stopes (rooms and pillars) are discussed using displacement discontinuity method and its computer programme.

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  • 四川铅锌矿露天采场高边坡稳定性理论研究工程实践的专论。它介绍这一研究的主要内容及所获得的成果;

    This paper is a special discussion on the theoretical and practical approach to stability of high slope in Huidong Lead-Zinc Open Pit Mine, Sichuan Province.

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  • 最后提出控制采场稳定性支护对策。

    Finally, support control measures were taken to ensure the stope stability.

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  • 由于胶结充填体作为采场顶板胶结体稳定性研究矿山生产技术的一项关键工作。

    Since the cemented backfill body is to be the top tray, so the research of cemented stability should be the key point of mining production technology.

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  • 因此不同采矿方法、不同的采场结构回采方式地下采矿系统稳定性都有着直接的影响。

    Thus, different mining methods, different block structural parameter and different drawing way influence the stability of mining system.

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  • 探讨地下水露天采场边坡稳定性影响,并对目前存在问题作了必要的说明

    The influence of underground water on side slope stability of open-pit mining stope was probed. The existent problems at present were explained.

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  • 现场实践证明,采场顶板发生冒落、矿柱出现开裂或片帮等现象急剧减少采场整体稳定性得到显著提高

    It is proved that the occurrence of roof caving and ore pillar fracturing is rapidly decreased, and the whole safety of mining stop is significantly improved.

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  • 采用正交试验方法岩体稳定性原则建立目标函数获得滨海基岩开采最佳采场结构参数

    Using the Orthogonal test method, the optimal structure parameters in subsea mining are obtained by constructing a objective function based on the principle to keep the stability of rock masses.

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  • 本文分析研究云南大姚铜矿大空区采场爆破前后发射规律对大爆破采场稳定性进行了安全监测

    This paper analysizes the acoustic emission (AE) law before and after the bulk blasting of the stope in Yunnan Dayao Copper Mine, and monitors the stope stability after the bulk blasting.

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  • 高阶段充填体力学研究表明缩短采场长度增大采场宽度有利于充填稳定性降低充填成本

    The mechanical researches showed that reducing length or increasing width of stope were propitious to improve stability of backfill and to lower filling cost.

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  • 采场整体稳定性差,极易发生矿柱连续破坏事故。

    The stability of No. 6203 Stope is the worst, and the pillars are extremely vulnerable to failure contiguously.

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  • 采场整体稳定性差,极易发生矿柱连续破坏事故。

    The stability of No. 6203 Stope is the worst, and the pillars are extremely vulnerable to failure contiguously.

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