• 最后依据评价结果建立不同开采条件水源地可采量预测模型

    The predictable model of the safe yields is set up finally about Dawu water supply base under various pumping conditions according to the results obtained from the calculations above.

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  • 在先露天井工开采条件下研究了井工开采对露天边坡稳定性影响过程。

    The presented article employs numerical simulation to analyze the stability of the open pit slope when mining in the open pit slope and mine.

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  • 利用环境同位素技术追踪傍河水源地开采条件河水激发补给过程和补给强度。

    With the environmental isotope technique, the induced recharge of river water under pumping condition in water source site adjacent to the river has been probed.

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  • 运用FLAC-3D数值模拟软件特定开采条件下覆岩破坏发育规律进行分析。

    The numerical simulation software FLAC-3D can be used to analyze the developing disciplinary of the roof breakage.

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  • 根据开采条件下保护煤柱布设特点,建立保护煤柱支承关键力学分析模型

    The mechanical model of key strata supported by coal pillar is set up according to the layout of coal pillars in the coalface of short wall mining.

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  • 条带开采条件巷道变形规律非常复杂,其变形规律同条带开采巷道有较大差别

    The deformation law of roadways under the condition of mining in strips is very complicated and much different from those under condition of non-strip mining.

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  • 极小工作面开采条件下利用概率积分进行开采沉陷预计时结果现场实测较大偏差

    There are great differences between the predicted result using probability integral method and the practical observation under condition of exploiting minimal working face.

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  • 通过数值模拟现场实测方法研究了司马基岩煤层开采条件下,保证安全开采极限基岩厚度

    Through the way of numerical simulation and locale measurement, we found the safety utmost bedrock ply at the condition of thin bedrock and thick coal seam in Sima coal Mine.

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  • 论文主要是针对远程保护层开采条件巷上向穿层钻孔抽放远程瓦斯技术进行了深入研究。

    This paper mainly researches on the technique of draining long distance pressure relief gas in bed plate tunnel under the circumstance of mining protective coal seam.

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  • 通过相似模拟试验,对大段开采条件煤体靠底板侧煤体弱化程度不同情况工作面采出进行了模拟研究

    With the similar simulation test, a simulation study on the mining rate of a coal mining with the top coal weaken in different degree and under the high cutting mining condition was conducted.

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  • 研究结果合理解释顶板极其松软、矿山压力显现且相当剧烈现象,对国内类似开采条件下矿压显现规律研究可资参考。

    The result reasonably explains the phenomenon that the behavior of ground pressure is very strong even under the very loose roof and can be referred for further studies in similar conditions.

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  • 320铀矿床常规开采条件下,要求铀矿资源(金属量)利用程度不低于原情况95%时,选择的边界品位0.045%。

    Under the normal mining condition and 95% the utilization rate of the uranium resource in 320 uranium Deposit, 0.045% as the marginal grade is recommended.

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  • 采用仰斜钻孔端堵水观测技术对白庄煤矿综放开采条件下,覆破坏规律进行了实测,得出了导断裂带的发育高度

    Adopting survey technology of double-head water-stopped machine flowing high of upward-inclined drillhole rock destruction rules were surveyed, development height of water conducted zone was gained.

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  • 深入分析顶煤破碎特点,指出层间顶煤的破碎效果多因素综合作用的结果,不同开采条件具有不同的放顶煤效果。

    The stability of main and immediate roof structure and its influence on strata behaviour are analysed. The failure features of roof coal between top and bottom slice are thoroughly studied.

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  • 不错如今矿产公司急于探明新的矿藏他们愿意在极其恶劣困难条件下开采挖掘。

    True, mineral companies today are so eager to develop new finds that they are willing to work under astonishingly difficult conditions.

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  • 本文研究就是湿陷性黄土层条件保护地表安全开采方法

    What this thesis studies is to protect the security mining method under the condition of thickness collapsible loss.

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  • 复杂地质条件下煤系地层隧道建设合理开采矿产资源提供了科学依据。

    So that a scientific basis for tunnel construction of coal measures strata and reasonable exploiting mineral resources in complex geological conditions is offered.

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  • 通过观测资料分析研究获得了该区条件高强度综放工作面开采地表移动变形规律各种参数预计参数。

    By analyzing and studying the survey data, we have obtained ground movement and deformation rules and different kinds of Angle parameters as well as prediction parameters under the condition of.

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  • 现有经济技术条件下黑斑矿应确定为次边际经济资源,暂无开采利用价值

    The black-spot ore is sub-marginal economical resources and inadvisable to utilize at the present technical and economic conditions.

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  • 油田在边作用条件开采,作业往往具有水泥措施内容通过封堵炮眼实现封堵含水层段

    Oilfield is mined under the condition of function of edge-bottom water, when there is often crowded cement content, and through sealing borehole realize to seal high aquifer.

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  • 给定条件下注入蒸气热水开采过程的热量有效利用率分别0.349和0.465。

    Heat efficiency of steam injection and hot water injection was 0.349 and 0.465 under the given condition.

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  • 研究成果类似条件下煤炭开采具有指导价值

    The research production have same guide value for coal mining at similar conditions.

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  • 能够作出一定时间内不同开采速度条件下地表移动变形曲线

    Some graphs of surface movement and distortion can be shown also when working face is advanced with different mining speed in certain time.

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  • 构造介质、构造界面特征相似,开采强度也相同条件下,煤矿区采动损害与其所处构造应力场性质有关

    Under the same conditions of structural-material complex, fracture system, and mining scale, the ground damage degree is related to the tectonic stress field.

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  • 随着矿井开采深度增加日趋严重尤其对于深井条件下降温工作成了安全工作极为重要内容

    With the increase of mining depth, the underground heat harm becomes more serious. Especially for deep shaft conditions, the temperature lowering has become a very important content in safety work.

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  • 注入蒸汽开采初始条件能量效率可以达到7.0。

    Under the production condition of steam injection, the energy ratio can reach 7.0.

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  • 本文根据不同煤体强度条件下综放开采顶煤位移曲线,采用数的分计算方法进行了维数分析。

    Based on the displacement curves of top coal with different strength, the fractal dimension of which is analyzed and calculated according to the box dimension.

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  • 本文根据不同煤体强度条件下综放开采顶煤位移曲线,采用数的分计算方法进行了维数分析。

    Based on the displacement curves of top coal with different strength, the fractal dimension of which is analyzed and calculated according to the box dimension.

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