• 随着采矿深入安全隐患逐渐暴露

    With the deepening of mining, the hidden dangers in the safety of mined area is gradually exposed.

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  • 空区处理近年矿山安全隐患治理重点

    The treatment of residual mined-out areas is a focal point of mine security management in recent years.

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  • 幅组合图像显示了钱德拉·塞卡空区一小部分

    This composite image shows a small region of the ChandraDeep Field North.

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  • 公路下空区处理结果表明材料强度充填成本

    The test results of stowing cavities have shown that the cemented material is of cheaper price and higher strength.

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  • 然后介绍基于超声波测距形态探测系统设计

    Then, the design of the detection system in borehole of the mined-out area based on ultrasonic distance measurement was introduced.

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  • 说道:“唯一一个药物管制错误的。”

    She said: "This is the only area of medicine where drug dosages are not regulated, and that's wrong."

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  • 非常确定的是GPS数据已经揭示了地震缓慢震动,非常缓慢。

    Sure enough, the GPS data revealed slow earthquakes in the gap-really slow.

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  • 年以后波速、孕地震迁移可供分析前兆信息丰富

    There is abundant precursory information of VP/VS ratio, seismogenic gap and seismic migration after1993 for analysis.

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  • 强震破裂闭锁背景、孕空区关系实测进行了解释。

    The relations among locked segment of great earthquake rupture areas, background gap and preparatory gap are explained with earthquake examples.

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  • 本文提出了种矿矿柱阶段性连续回采,深孔放顶处理的采矿方法。

    This paper introduced a new method for it, ie continuous stoping of room and pillar in stages and to fill mined bed with falling roof by deep-hole blasting.

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  • 根据国内外钟炉顶技术资料,研究了炉料溜槽空区的各自运动情况

    Based on the technology of bell-less top BF both in overseas and home, the movement of the burden is studied.

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  • 未充填情况下回采矿柱,矿柱空区顶板稳定性一个关键问题

    The stability of the ore pillar and the roof is a key issue in the pillar recovery in unfilled mined-out area.

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  • 末充填情况下回采矿柱,矿柱空区顶板稳定性一个关键问题

    The stability of the ore pillar and the roof is a key issue in the pillar recovery in unfilled mined - out area.

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  • 本文前人研究基础上,将神经元理论方法处理方案应用到计划系统中。

    This article in predecessor's research foundation, applies the neuron theory method and the vacancy processing plan.

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  • 最后应力云图分析了空区内部应力场分布规律空区垮落形成原因

    Finally, the distribution law of stress filed and the causes of goaf caving zone were analyzed according to the primary stress nephogram.

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  • 例如彩票号码可以趋势分析,趋势预测一些数字彩票逐步增加

    For example, before the lottery Numbers can be analyzed from the trend, the trend is in the prediction of lottery under empty area or some Numbers will be gradually increased.

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  • 李家沟矿受民破坏严重众多采场塌陷频繁矿山生产安全影响极大

    Lijiagou mine severely damaged by unauthorized and wasteful mining, Mining-out area large stope collapse frequently, great impact on mine production and safety.

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  • 而且,2.0~ 3.9级地震形成条带空区未来大震震中位置具有指示意义。

    The stripes and gaps of earthquake activity with M 2 0~3 9 are significant to determine epicentre of forthcoming large earthquake.

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  • 中国,孕空区已经比较广泛地应用于地震预报实践多次取得实际预测强震效果。

    The preparation gap method has been extensively applied to earthquake prediction practice in China and some strong earthquakes are successfully forecasted with help of this method.

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  • 本文探讨了泥浆工作面预注浆、壁后充填注浆、冒充填注浆离层带充填注浆中的应用

    In this paper the authors approach the application of drilling mud to face pre-injection, backwall infilling injcetion, roof fall space infilling injection and split zone infilling injcetion.

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  • 研究煤炭地下气化作用下燃空区围岩稳定应力场位移变化规律提供试验依据。

    The results provide experimental basis for stability of surrounding rock when heat exits in the place of firing and variation regularity of strain field and displacement field.

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  • 论文首先论证声波成像技术探测金属矿山隐患的技术可行性,给出了相应理论依据。

    The author suggests that the hidden cavity in metal mines can be explored with the Technology of Sonic Computerized Tomography.

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  • 此外,还把模糊相似方法模糊聚类方法应用识别地震空区检验地震活动随时间变化相似性

    The fuzzy similarity method and fuzzy clustering method have been used to identify the seismic gaps and examine the similarity in temporal variation of seismic activity.

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  • 下部空区燃烧中心勘探煤田环境治理过程十分重要常规勘探方法难以解决

    The detection of cavities and burning hotspots under the fire zone are very important during the coal fire fighting process, which could hardly be solved by the conventional detection technologies.

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  • 确定了民空区允许最大暴露面积允许承受的地应力提出保证空区稳定的安全技术措施

    Maximal exposed area and supporting stress are made sure, moreover, many measures are brought forward to insure stability of mined-out area.

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  • 介绍了告成煤矿运用地震勘探技术探测老方面的方法经验,提出了探测空区合理化建议

    This paper introduces the measure and experiment about how to use earthquake exploration technology in goaf and puts forward some reasonable suggestions in goaf.

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  • 地压防治方面,强调局部地压的防治,并对干式充填崩落两种处理空区方法作了较为详细论述

    Insofar as earth pressure control is concerned, preference is given to local control for which both filling and caving methods are expounded at considerable length.

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  • 知道存在着“引力”,暗物质里面只能往上飞舞附近没有实现星际旅行巨大的引力(源)。

    I know about existence of "gravitational null zones" in which the dark matter only soars, and there are nearby no gravitational giants (sources) for realisation of interstellar travel.

    youdao

  • 知道存在着“引力”,暗物质里面只能往上飞舞附近没有实现星际旅行巨大的引力(源)。

    I know about existence of "gravitational null zones" in which the dark matter only soars, and there are nearby no gravitational giants (sources) for realisation of interstellar travel.

    youdao

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