Surface subsidence (ground depression) caused by the overuse of ground water.
过度抽取地下水引起的地面沉降。
With the difference of lithological characters considered, the generalized subsidence formula for strata and surface movement is derived. Some applied fields and an example are given.
在考虑岩性差异的条件下，推导出了岩层与地表移动的广义下沉公式，最后列举了其应用意义和实例。
The basic framework, main functions and features of the establishment of land-surface subsidence and dynamic monitoring of groundwater information analysis system are discussed in the paper.
本文论述了建立城市地面沉降与地下水动态监测信息分析系统的基本框架、主要功能和特点。
On the basis of probability integration method for flat coal seam, the paper discusses surface subsidence random medium model for mining inclined seams with an Angle of a.
在水平煤层概率积分法的基础上，讨论了开采倾角为口的倾斜煤层的地表下沉随机介质模型。
The exploitation of ground water in Ningbo City is of exploiting type, and therefore, the surface subsidence is initially associated with exploitation quantity of groundwater in time space and degree.
宁波市地下水为消耗型开采，在时间、空间和程度上，地面沉降与地下水开采量有极密切的关系。
The influence of surface subsidence on ground building, caused by shield tunneling is concerned by more people, but the key of this problem is to pre-estimate the surface subsidence.
盾构掘进法开挖隧道引起的地表沉降对地面建筑物影响在地下工程施工中越来越受到人们的关注，而这个问题的关键是要对地表沉降进行预估。
The maximum subsidence induced by mining bedding ore(such as coal seam) is an important parameter for estimating the degree of surface movement and deformation.
最大下沉值是度量层状矿体（如煤层）开采引起的地表移动变形程度的重要参量。
The Knothe time function was known to be able to describe the whole process of surface subsidence.
克诺特时间函数被认为可以描述地表点下沉的全过程。
In subsidence, damage process of surface buildings is a complex dynamic process.
在沉陷区内，地表建筑物的损害过程是一个复杂的动态过程。
The applications of the composed rock beam model in ground control, surface subsidence control and gas prevention in coalmine are studied deeply.
对组合岩梁模型在岩层移动规律研究、地表沉陷控制以及在矿井瓦斯防治中的应用进行了深入地分析。
However, the subway construction may lead to subsidence of ground surface, which may in turn lead to economic and safety damage.
而地铁建设会引起地面沉陷，这有可能引发严重的安全及社会问题。
Marble karst development in Da-hong-shan mine caused a great deal of water bursting in mine shaft, sharply lowering ground water and large scale of surface subsidence.
大红山矿大理岩岩溶发育，由于突水造成井下大量涌水，同时引起地下水位急剧下降，引发了较大范围、较大规模的地面塌陷。
Developed marble karst in Dahongshan mine has led to a great deal of water burst in mine shaft and rapid groundwater table lowering, resulting in a large scale of surface subsidence.
大红山矿大理岩岩溶发育，由于突水造成井下大量涌水，同时引起地下水位急剧下降，引发了较大范围、较大规模的地面塌陷。
Surface subsidence and the discharge of refuse, wastewater and waste gas constitute the main impact of coal mining on the environment.
煤炭开采过程中对环境的主要影响有地表塌陷破坏和废石、废水、废气的排放。
Based on the example of south dump slope of Anjialing open colliery in Pingshuo, the rule of surface subsidence was studied using FLAC3D.
为研究露天煤矿排土场边坡下采动沉陷规律，结合平朔安家岭露天矿南排土场边坡的实例，采用FLAC3D程序进行了数值模拟计算。
We calculated the surface subsidence, horizontal displacement, incline, and current curvature using the groundwater drawdown, conical depression influence radius of water cone and ground property.
根据地下水降深、降落漏斗影响半径、岩土工程地质性质，计算降水引发的地表沉降值、水平移动、倾斜、曲率现状值。
Ground surface subsidence disaster caused by underground mining is a new problem of highway's construction of our country.
地下开采所引起的地表沉陷灾害是我国高速公路建设中所面临的一个新的课题。
In all environmental damages induced by subway tunneling excavation, the prediction and control of the ground surface subsidence are the important problems to have to be solved.
地铁施工诱发地层环境损伤的众多问题中，地层沉降的预测与控制是急待深入研究的重要课题。
Comparing the actual settlement and the simulation results, verify the feasibility and accuracy of using the method of interface to calculate the surface subsidence.
对比开采后实际沉降量与数值模拟结果，验证了接触面法计算开采沉陷的可行性和准确性。
On the basis of key rock strata theory, transferring rock beam structure and the law of the overlying strata displacement and the surface subsidence theory, we deduced offset error formula.
以关键层理论、传递岩梁理论以及采场上覆岩层及地表移动规律理论为基础，推导出岩梁抗弯刚度的误差补偿公式。
However the study of the spontaneous combustion of coal seam causing surface subsidence deformation is very little, so the paper tries to study the problem.
然而煤层自燃引起的地表移动变形研究在国内外涉及很少，为此本论文对该问题进行了一定的探索和尝试。
Due to the lack of the actual observation data about the groundwater water level and the surface subsidence, it is difficult to carry on careful researches.
由于缺少地下水水位和地面沉降的实际观测资料，难以进行细致的研究。
Land-surface subsidence and groundwater resources have drawn a great attention of the public in urban environment problems.
地面沉降与地下水资源是深受关注的城市环境问题。
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。
The surface subsidence of coal cities is created by the coal mining underground, it is necessary to make the territorial planning of coal cities, which based on the geological conditions.
煤层的地下开采造成煤矿城市的地面沉陷，应搞好以地质状况为基础的煤矿城市的国土规划。
The results show that the water loss of clay has a great impact on surface subsidence.
研究结果表明黏土体失水对地表沉陷的影响比较大。
The results show that the water loss of clay has a great impact on surface subsidence.
研究结果表明黏土体失水对地表沉陷的影响比较大。
应用推荐