• 顶板管理石门揭露突出煤层过程中的管理重点

    Roof control is key management of opening up coal seam with potential outburst in crosscut.

    youdao

  • 综采工作面的顶板管理特别是破碎顶板管理工作面循环作业中的重要环节

    The management of the roof, especially is the management of fractured roof, is a key link in the face circulation operation.

    youdao

  • 采场设计顶板管理关键因素顶板岩层运动规律是采场控顶设计依据

    The roof control design in mined field is the key to roof control and the movement rule of roof terrane is the basis of the roof control design.

    youdao

  • 由于稳定性维护困难经常造成工作面顶板顶板管理带来很大困难。

    Defend is difficult since its stability is bad, often bring face roof fall, the roof management is very difficult.

    youdao

  • 由于稳定性维护困难经常造成工作面顶板,给顶板管理带来了很大困难。

    Defend is difficult since its stability is bad. It often brings face to roof fall. The roof management is very difficult.

    youdao

  • 、采采煤方法顶板管理方法、重复采动的影响时间的影响以及开采范围的影响。

    The mining factors include mining thick, mining depth, mining ways, re-mining, time and mining length.

    youdao

  • 对于应力场覆岩破裂影响采矿因素工作面推进速度、采矿周期性顶板管理方法

    The mining procedures which have an influence on the stress field in the strata and the fracturing of the roof are the rate of daily face advance, the mining rhythm, and the nature of working.

    youdao

  • 现场工业试验证明这些规律对工作面的顶板管理具有一定帮助简化了工作面的顶板管理过程

    The site try test proved that these laws are of specified help to managing excavating face roof, it simplifies process of managing excavating face roof.

    youdao

  • 顶板管理顶板压力计算安全系数校核方面进行了介绍,并且在大倾角工作面措施管理方面进行了详细的阐述。

    The roof management, roof pressure computing, assurance coefficient checking are introduced. Three kinds of protecting methods of working face management are expounded.

    youdao

  • 本文分析了顶板原因提出顶板管理方法调整工艺,顶板锚网支护冒顶预测预报结果保证了采矿安全

    This paper analysed the cause of falling roof, raised some methods of roof management, such as adjusting mineral blast, bolt support and prediction of roof caving. It ensured safety in mining.

    youdao

  • 此外松散层地表程度、工作面推进速度采煤方法顶板管理方法、开采程序时间因素对采场覆岩空间结构均一定影响

    Moreover, there are some other influencing factors such as: thick loose bed, surface mining degree, impel speed of working face, coal mining and roof manage methods, mining procedure and time.

    youdao

  • 通过分析现场监测结果所划定顶板下沉系列临界值地压管理提供依据

    A serial of roof sagging time and critical value, measured by field-monitoring, has provided basis for pressure control.

    youdao

  • 运用系统分析方法环境管理四个要素出发给出瓦斯煤尘顶板煤矿典型事故的事故

    Gas, water, fire, dust, coal mine roof five kinds of typical accident fault tree diagram have been given by use of systems analysis from human, machine, environment, and management four elements.

    youdao

  • 针对曲江回采工作面温度顶板破碎等特征,采用“见四放方式管理顶板取得好的成效

    The paper introduces a new way of roof management by analyzing the high temperature, fragile roof in the working surface in Qujiang which has obtained a better result.

    youdao

  • 基于模糊物元模型矿井顶板预测系统主要矿井顶板涌水数据信息管理系统、矿井顶板涌水预测系统两部分组成。

    The forecast system of mine roof water disaster based on the fuzzy matter-element model is made up of with the data information administer system and the forecast system of mine roof water inrush.

    youdao

  • 评价结果有助于煤矿开采过程中加强不同区域煤层顶板管理科学地指导工作。

    The assessment is helpful for improving monitoring and control of roof rock stability during coal exploitation.

    youdao

  • 通过生产实践复合顶板管理方面提出行之有效的几点做法。

    Based on production practice, provide the methods of controlling the compound roof.

    youdao

  • 通过生产实践复合顶板管理方面提出行之有效的几点做法。

    Based on production practice, provide the methods of controlling the compound roof.

    youdao

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