• 最后得出关于采区合理走向长度两种分层开采顺序适用条件结论。

    Finally, we concluded the optimal length of mining section along the strike and the appropriate conditions of application of these two sequences of mining slices.

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  • 对阶段中盘回采顺序进行优化,得出“隔采一”最佳开采顺序

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

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  • 第二十九开采矿产资源,必须采取合理开采顺序开采方法选矿工艺

    Article 29 in mining mineral resources, a mining enterprise must adopt rational mining sequence and methods and proper ore-dressing technique.

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  • 到界边坡采用螺旋钻机开采煤柱不同开采顺序引起破坏过程进行了数值模拟。

    The fracturing process induced by different excavation sequence under final highwall with auger mining was numerically simulated.

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  • 文章围绕开采顺序工作面的接替阐述开采过程配采及采煤工作面接替时与之相关的工作。

    Around mining order and face replacement, the apportion mining in the mining process is expounded, the work that related to face replacement is also expounded.

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  • 研究矿山露天地下联合开采过程中的露天矿边坡稳定性、地下采矿方法开采顺序重要意义

    It is of important significance to the study of the open pit slope stability, underground mining method and mining sequence in open-pit and underground combined mining.

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  • 模型考虑矿体开采顺序矿床不同区段品位分布,实现地下开采边界品位时间和空间动态结合

    The model considers the mining order and the grade distribution in different deposit sections and has realized the time-space dynamic combination of the cutoff grade in underground mining.

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  • 河矿综采工作面巷道采用顺序开采的回采方式。选用7200/23/38 A型式支架巷道进行超前支护,实践中提出了支护过程中存在的几点问题并提出了改进意见

    Sequential mining is utilized in the fully-mechanized face in Sihe mine. 7200/23/38A chock support is used in entry, some problems on its usage and related improvement opinions are put foreward.

    youdao

  • 河矿综采工作面巷道采用顺序开采的回采方式。选用7200/23/38 A型式支架巷道进行超前支护,实践中提出了支护过程中存在的几点问题并提出了改进意见

    Sequential mining is utilized in the fully-mechanized face in Sihe mine. 7200/23/38A chock support is used in entry, some problems on its usage and related improvement opinions are put foreward.

    youdao

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