Ground surface settlement is an important factor to evaluate surrounding rock stability of shallow tunnel.
地表沉降是判断浅埋隧道地层稳定的一个重要指标。
The coupled characteristics of the surface settlement induced by dewatering were analyzed by the software ABAQUS.
利用有限元软件ABAQUS对基坑降水引起周围土体沉降性状进行分析。
The general law of surface settlement and horizontal tensile displacement were firstly calculated from different space positions.
首先从不同空间位置上模拟计算地表沉降量和水平拉伸位移的一般规律；
Surface settlement will be interacted in the progress of dual-subways excavation; and settlement prediction becomes more difficult.
两条隧道的开挖将导致地表沉降相互影响，沉降预测更加困难。
It also analyzes the relationship between vacuum energy and the surface settlement, and the surface back-elasticity after stopping vacuum pump.
真空能量与地表沉降的关系以及停泵后的地表回弹量。
The ground surface settlement and lateral deflection of retaining wall for deep excavations are calculated using nonlinear finite element method.
利用非线性有限元方法计算了深基坑开挖引起的地表沉降量与墙体侧向挠度。
The surface settlement distributive law and the consolidating procedure and the surface settlement variable tendency of the dam are also expounded.
论述了坝面沉降分布规律，坝体固结过程及沉降变化趋势等问题。
The ground surface settlements of soft soil ground under explosive loading are made up of two parts: consolidation settlement and vertical displacement.
爆炸荷载作用下软土地基产生的地表沉降由两部分组成，即固结沉降和竖向位移。
By using the adding principle, the ultimate calculated formulas for calculating the ground surface settlement and horizontal displacement were obtained.
最后利用叠加原理，导出最终的地表沉降及水平位移计算公式。
According to the way of thinking of Geologic Strata Lose, a formula is deduced to estimate the surface settlement behind retain wall by the lateral wall deflection.
按照地层损失法的思路，推导出了由支护墙侧向变形估算墙后地表沉降计算公式。
Furthermore, by the 2-d FEA model, the effect of the reduction of the surface settlement due to different distances of recharge or the depth of water-sealing was studied.
同时通过建立二维有限元模型，研究了工程上采用的回灌和止水措施对减小地表变形的作用。
The ground surface settlement, crown settlement, convergence of surrounding rock, etc, are monitored and measured during the Fantun tunnel construction of Jianxing Highway.
在建兴高速樊屯隧道施工过程中，对地表沉降、拱顶下沉、围岩收敛等进行了监控测量。
The article analyses the mechanism and affected range of surface settlement around by excavation perviousness, and discusses the affecting factors and the measures to control it.
分析了基坑降水引起坑周边地面沉降的机理、影响范围，探讨了基坑降水引起地面沉降的影响因素及减少地面沉降的措施。
After analyzing a serial of samples by FEM, studying their calculated and practical data, this article gives a typical distribution curve of the surface settlement behind the retain wall.
本文应用有限元法分析了一系列软土基坑工程典型实例，根据计算结果和实测值提出了软土基坑墙后地表沉降的概化分布曲线。
The observation results of the bridge head experimental site of Jialichen Bridge are analyzed such as vacuum degree, ground water table, flowrate, pore water pressure and surface settlement.
通过对浃里陈大桥桥头试验段的真空度、地下水位、流量、孔隙水压力、地表沉降等现场监测结果的分析；
Discussed rock mass gravity collapse mechanism caused by under ground and overburden failure and surface settlement disaster, offered some underground mining and surface protective measures.
论述了地下矿层开采引起的岩体重力变形机理和造成的覆岩破坏、地表沉陷等灾害，提出了井下开采和井上防护的技术措施。
The drainage condition combining with the time-dependent properties of the surrounding soil played an important role in the evolution of long-term surface settlement over tunnels in soft soils.
软土隧道地表长期沉降特性与隧道的渗透性以及周围土体的时效特性密切相关。
The observation results of the Jialichen bridge-head experiment site such as pore water pressure, settlement of soil at various depths, surface settlement, and horizontal displacement are analyzed.
对浃里陈大桥桥头试验段的孔隙水压力、分层沉降、地表沉降、土体水平位移等现场监测结果进行了分析；
After 220 years of European settlement, the world's second-dryest continent (after Antarctica) is running out of surface water.
欧洲人登上这片土地220年之后，世界第二干旱的大陆(排在南极洲后面)正在耗尽它的地表水。
Many studies show that surface similarity between base problem and target problem can facilitate the settlement of analogical reasoning.
许多研究都表明源问题与靶问题之间的表面相似性能够促进类比推理问题的解决。
This settlement - which could be available by 2030 - would be built using natural resources from the lunar surface to create a permanent base for the purpose of science, business, and even tourism.
这个开拓地——有可能在2030年前可供使用——将利用来自月球表面的自然资源进行建设，为科学、商业甚至是旅游业提供永久性的基地。
The most pivotal technical problem of building high-speed railway on soft soil is strictly controlling post-construction settlement of subgrade and its elastic deformation of top surface.
在软土地基上修建高速铁路，其最关键的技术问题就是严格控制路基的工后沉降及列车高速运行时路基顶面的弹性变形。
Underground engineering analysis of settlement data USES detect discrete point method, rendering the settlement warning cloud, which on the surface for the settlement of intuitive judgments.
地下工程沉降数据通常采用分析离散检测点的方法，绘制沉降预警云图，从而对地表的沉降情况进行直观的判断。
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。
By reducing the permeability of soil at the bottom of pit and selecting optimal dewatering depth, the settlement of ground surface can be well controlled.
采用降低坑底土层渗透性的措施和选择最佳的降水深度能有效地控制坑外地表的沉降。
It was shown that the changes in effective stresses induced by dewatering and seepage are the main factors causing settlement of ground surface.
研究表明，基坑降水及由此引发的渗流使土中有效应力改变是基坑周围地表发生沉降的根本原因。
The gradual settlement above old goaf threatens the safety of surface buildings.
采空区造成地层缓慢沉陷，严重威胁地表建筑物的安全。
The gradual settlement above old goaf threatens the safety of surface buildings.
采空区造成地层缓慢沉陷，严重威胁地表建筑物的安全。
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