Study on the surface subsidence owing to drainage in porous aquifers;
多孔介质含水层疏水引起的地表下沉研究
In order to accurately calculate the mining induced subsidence in thick alluvium areas so as to decrease the mining damage and environment disruption,the calculation of surface subsidence caused by water loss of clay was discussed based on probability integral method and used in a real case.
为了更加精确地计算厚冲积层矿区的煤矿开采沉陷问题,减小采动损害与环境破坏,基于煤矿开采沉陷计算的概率积分法,探讨了由于黏土体失水引起的地表沉陷计算问题,推导了黏土体失水引起的地表下沉计算公式,并应用于煤矿实际地表沉陷,加以分析论证。
The surface subsidence basin is the result of underground coal mining.
地下采煤会导致地表下沉盆地的形成。
Visco-elastic model for analysis of ground surface subsidence for underground mining;
地下开采地表下沉分析的粘弹性力学模型
Model for dynamic process of ground surface subsidence due to underground mining
地下采矿引起的地表下沉的动态过程模型
The laws of ground surface subsidence and rockmass movement in east area of Chenchao iron mine due to underground mining are studied.
东区现有地表下沉属于不连续下沉,岩层破坏主要是缓慢型破坏。
Analysis of subsidence ratio of strata and surface varying with time after mining stop by experiment;
停采后覆岩及地表下沉率随时间变化实验分析
When the mining width is less than the mining subsidence starting distance, mining subsidence or mining subsidence ratio(q′/q)is equal to zero.
经过对国内外大量观测资料的综合分析,发现当开采宽度小于地表下沉起动距时(极不充分采动),地表的下沉或地表下沉率(q′ q)为零。
Forecast of surface sinking based on GM(1,1) model
基于GM(1,1)模型的矿区地表下沉值的预计
Comparative Study on Surface Subsidence Prediction Based on BP-ANN Model
地表下沉预计的BP-ANN模型对比研究
Model for dynamic process of ground surface subsidence due to underground mining
地下采矿引起的地表下沉的动态过程模型
Study on Calculation Methods for Surface Subsidence Caused by Water Loss of Clay
黏土体失水引起的地表下沉计算方法研究
Forecast of surface sinking based on GM(1,1) model
基于GM(1,1)模型的矿区地表下沉值的预计
The Coal Mining Methods of Reducing Surface Subsidence and Deformation
减少地表下沉和变形的采煤方法的探讨
The attenuation function of surface subsidence and stability analysis due to mining
地表下沉衰减函数与塌陷区稳定性分析
Study of Land Subsidence Induced by Urban Subway Tunnelling on Complicated Conditions;
复杂条件下城市地铁隧道施工地表沉降研究
Numerical Simulation of Ground Subsidence Induced by Underground Excavation on Shirengou Mine;
石人沟铁矿地下开采引起地表沉陷数值模拟
Monitoring Analysis of Ground Subsidence of the Subway Tunnel Construction by Shallow Mining Method
超浅埋地下通道暗挖法施工地表沉降监测分析
Settlement Monitoring Analysis for a Road During the Underground Tunnel Excavation
地下隧道开挖引起某公路地表沉降监测分析
The ears hang heavy on the stalks.
穗子沉沉地垂下来。
Study on the Law of the Overlying Strata and the Surface Movement under Grouting to Reduce Surface Subsidence;
注浆减沉条件下的覆岩与地表移动规律研究
Study on Surface Subsidence with Paste Filling under Village;
村庄下膏体充填采煤控制地表沉陷的研究
Research on Ground Displacement and Deformation from Fully-mechanized Top-coal Caving Mining
综采放顶煤开采条件下的地表沉陷规律研究
A preliminary study of OCPs in underground river surface sediments from Chongqing typical karst areas
重庆典型岩溶区地下河表层沉积物OCPs初步研究
Fractal increment regularity of dynamic subsidence on the ground induced by mining
开采引起的地表动态下沉分形增长规律
INFLUENCE OF EXISTING SUBWAY LOAD ON GROUND SETTLEMENT INDUCED BY UNDERGROUND EXCAVATION OF BEIJING SUBWAY DIAMETER LINE
既有地铁荷载对北京地下直径线开挖地表沉降影响
Study on subsidence prediction of underground mining of parallel ore bodies in Jinshandian mine by physical modeling
金山店铁矿平行矿体地下开采地表沉降物理模拟预测研究