最后,依据评价结果建立了不同开采条件下大武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.
在先露天后井工的开采条件下,研究了井工开采对露天边坡稳定性的影响过程。
The presented article employs numerical simulation to analyze the stability of the open pit slope when mining in the open pit slope and mine.
利用环境同位素技术追踪傍河水源地开采条件下的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.
运用FLAC-3D数值模拟软件,对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.
根据短壁开采条件下保护煤柱的布设特点,建立由保护煤柱支承的关键层力学分析模型。
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.
条带开采条件下巷道的变形规律非常复杂,其变形规律同非条带开采的巷道有较大的差别。
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.
在极小工作面开采条件下,利用概率积分法进行开采沉陷预计时结果与现场实测有较大偏差。
There are great differences between the predicted result using probability integral method and the practical observation under condition of exploiting minimal working face.
通过数值模拟和现场实测的方法,研究了司马矿薄基岩厚煤层开采条件下,保证安全开采的极限基岩厚度。
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.
本论文主要是针对远程下保护层开采条件下,对底抽巷上向穿层钻孔抽放远程卸压瓦斯技术进行了深入的研究。
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.
通过相似模拟试验,对大段高开采条件下顶煤体靠底板侧煤体弱化程度不同情况下的工作面采出率进行了模拟研究。
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.
研究结果合理解释了顶板极其松软、矿山压力显现且相当剧烈的现象,对国内类似开采条件下的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.
在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的95%时,选择的边界品位为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.
采用井下仰斜钻孔双端堵水器导高观测技术对白庄煤矿综放开采条件下,覆岩破坏规律进行了实测,得出了导水断裂带的发育高度。
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.
深入分析了层间顶煤的破碎特点,指出层间顶煤的破碎效果是多因素综合作用的结果,而在不同的开采条件下将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.
不错,如今矿产公司急于探明新的矿藏,他们还愿意在极其恶劣困难的条件下开采挖掘。
True, mineral companies today are so eager to develop new finds that they are willing to work under astonishingly difficult conditions.
本文所研究的就是巨厚湿陷性黄土层条件下保护地表安全的开采方法。
What this thesis studies is to protect the security mining method under the condition of thickness collapsible loss.
为复杂地质条件下煤系地层隧道建设和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.
通过对观测资料的分析研究,获得了该区条件下高强度综放工作面开采时的地表移动变形规律、各种角值参数和预计参数。
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.
在现有的经济技术条件下,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.
油田在边底水作用的条件下开采,作业时往往具有挤水泥措施内容,通过封堵炮眼实现封堵高含水层段。
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.
在给定的条件下,注入蒸气和热水开采过程的热量的有效利用率分别为0.349和0.465。
Heat efficiency of steam injection and hot water injection was 0.349 and 0.465 under the given condition.
研究成果对类似条件下的煤炭开采具有指导价值。
The research production have same guide value for coal mining at similar conditions.
能够作出在一定时间内不同开采速度条件下的地表移动变形曲线。
Some graphs of surface movement and distortion can be shown also when working face is advanced with different mining speed in certain time.
在构造介质、构造界面特征相似,开采强度也相同的条件下,煤矿区采动损害与其所处的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.
随着矿井开采深度的增加,井下的热害日趋严重,尤其对于深井条件下,降温工作就成了安全工作极为重要的内容。
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.
在注入蒸汽开采初始条件下,能量效率可以达到7.0。
Under the production condition of steam injection, the energy ratio can reach 7.0.
本文根据不同煤体强度条件下综放开采顶煤的位移曲线,采用盒维数的分形计算方法对其进行了维数分析。
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.
本文根据不同煤体强度条件下综放开采顶煤的位移曲线,采用盒维数的分形计算方法对其进行了维数分析。
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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