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采空区     
相关语句
  goaf
     Measuring and Monitoring Technology of Ventilation Leakage in Goaf with SF_6 - CF_2 CLBr Two Element Trace Gas
     SF_6-CF_2ClBr双元示踪气体检测复杂采空区漏风技术
短句来源
     SF_6 tracking technology and energy level detecting combined to detect and measure ventilation leakage in complicated goaf
     SF_6示踪技术与能位测定联合检测复杂采空区漏风
短句来源
     Application of fire ighition prevention by injecting CO_2 into goaf at combined mechanical mining face
     综放工作面采空区注CO_2气体防止自燃发火技术的应用
短句来源
     According to the analysis of gas effusion from the interior goaf, the concept of gas effusion intensity of goaf is put forward.
     为研究采空区内部瓦斯涌出规律,解决采煤工作面的瓦斯超限问题,从分析采空区内部的瓦斯源出发,提出了采空区瓦斯涌出强度的概念;
短句来源
     The current progress and development trend in the study of safety theory of field flow in goaf are analyzed.
     分析了当前采空区场流安全理论研究的最新进展和发展趋势。
短句来源
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  gob
     In this paper, the basic method for COSFLOW simulation prediction was described, the simulation and prediction were conducted on the gas emission in Face 1242 (1) and 13118 and gas drainage from gob by surface boreholes in Hanqiao Coal Mine with the build COSFLOW model, and the predicted results tallied with the actually measured results at the site, this indicated that it is feasible to use COSFLOW model for the prediction of gas emission in coal face and gas drainage from gob.
     介绍了COSFLOW模拟预测的基本方法,利用建立的COSFLOW模型对谢桥矿1242(1)工作面和13118工作面瓦斯涌出及地面钻孔抽采采空区瓦斯进行了模拟和预测,预测结果与现场实测结果相吻合,说明采用COSFLOW模型预测工作面瓦斯涌出和采空区瓦斯抽放是可行的。
短句来源
     This paper gives an description of the basic thinking of CFD simulation method, simulation was made on the flowing regularity of gob gas in 13118 working face with CFD model, and the simulated results were identical to the measured ones at the site, this indicates that it is feasible to use CFD model to simulate the flowing regularity of gob gas and the established CFD model is proper.
     介绍了CFD模拟方法的基本思路,利用建立的CFD模型对谢桥矿1242(1),13118工作面采空区瓦斯流动规律进行模拟,模拟的结果与现场实测结果相吻合,说明采用CFD模型模拟采空区瓦斯流动规律是可行的,所建立的CFD模型是正确的。
短句来源
     The application of grouting method in foundation treatment project in gob
     灌浆法在采空区地基处理工程中的应用
短句来源
     Technology and Practice on Shallow Buried Gob Injecting Reinforcement
     浅埋采空区的注浆加固技术与实践
     Experimental Study on the Sand Injection System for Fire Prevention in Gob
     采空区注砂防灭火系统的实验研究
短句来源
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  mined-out area
     FLAC~(3D)-Based Stability Analysis of Mined-out Area
     基于FLAC~(3D)程序的采空区稳定性分析
短句来源
     Beam Model-based Calculation for Safe Thickness of Roof in Mined-out Area
     基于梁模型的采空区顶板安全厚度计算
     Shaanxi Seismic Network recorded 3 earthquakes of M_L 4.2,M_L3.2 and M_L 3.4 that took place in Shenmu and Fugu county of Shaanxi province respectively on October 14, November 21 and 29, 2004. The field investigation into these earthquakes in Yulin conducted by a group of the Administration of Shaanxi Province shows that 3 earthquakes are all typical mine quakes induced by collapse in mined-out area.
     2004年10月14日、11月21日和11月29日,陕西省地震台网记录到在陕西省榆林地区的神木县和府谷县相继发生了ML4.2、ML3.2和ML3.4级地震。 经陕西省地震局榆林地震考察组落实,三次地震都是典型的煤炭采空区塌陷引起的矿震事件。
短句来源
     Sensitivity Analysis of Factors Influencing the Stability of Mined-out Area
     影响采空区稳定性的因素敏感性分析
短句来源
     Data Mining on Rock Crack Signals in Large Scale Mined-out Area and Damage Prediction Analysis
     大尺度采空区围岩断裂失稳信号数据挖掘及破坏预测分析
短句来源
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  gob area
     Method to Predict Period of Spontaneous Combustion in Gob Area with Environment Monitoring System
     用环境监测系统预测采空区自燃时间的方法
短句来源
     Study on Longwall Face Roof Control Beneath the Gob Area Mined with Pillar Supporting Method
     刀柱采煤法采空区下长壁采场顶板控制研究
短句来源
     Application of sound wave technology to the grouting quality examination of coal mine gob area
     声波技术在煤矿采空区注浆工程质量检测中的应用
     Survey and disposal design of coal gob area in Shanxi
     山西煤矿采空区勘察与处治设计
短句来源
     Elementary Analysis of Surface Borehole Stability in Gob Area Methane Drainage
     地面采空区瓦斯抽放钻孔稳定性分析
短句来源
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  goaf
An approximate theory to predict the event of main and periodic roof falls in the goaf behind the long wall face is given.
      
It describes recently closed collieries and their make of water, and details the migration of these quantities through a variety of roadways and goaf areas to the new lodgement facilities to be installed at Bentinck Colliery.
      
Consequently, the results obtained by using the fuzzy influence function method can automatically give rise to a shift of the inflection point towards the goaf and asymmetry in shape.
      
On one approach to calculation of the stress-strain state of a rock mass in the vicinity of a goaf
      
The stress-strain state of the rock mass is evaluated, with increase in depth of the deposit mining and volume of the mine goaf.
      
更多          
  gob
Based on H.263+, by reversing part stream sequences of each Group Of Block (GOB), an error resilient scheme is presented to improve video robustness without additional bandwidth burden.
      
And applying the catastrophe theory, the influencing factors of induction caving roof are studied in the emptied areas, such as the mechanical property of the surrounding rock, the area of the gob, the scope and dimension of tensile stress.
      
The results show that the key factor is the area of the gob to the method of the induction caving roof.
      
In goblet (gob) mutants, the SAM terminates following cotyledon production, but occasionally partially recovers and produces simple leaves.
      
We examined the recharge sources of acid mine drainage (AMD) seeps that form at the toe of the coal refuse (gob) pile at a site in Indiana, using traditional geochemistry and oxygen isotopes.
      
更多          
  mined-out area
Numerical simulation for influence of excavation and blasting vibration on stability of mined-out area
      
Numerical simulation for influence of excavation and blasting vibration on stability of mined-out area was carried out with FLAC3D.
      
The mined-out area can be converted to warehouse storage at a fraction of the cost of a comparable surface facility.
      
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