渗透系数的空间变异性使得隧道开挖后围岩应力有明显的非连续性，对裂隙介质的耦合过程起着重要作用。
The spatial variability in permeability plays an important role in the coupled hydro-mechanical processes of the fractured rock mass and induces a discontinuous distribution of principal stresses.
采用了修正的析因设计方案，对低渗透致密砂岩进行了有效应力方程的实验研究。
Laboratory study on the effective stress of low-permeability sandstone rock was carried out using the modified factorial design program.
周宁水电站地下厂房及引水系统的监测项目包括围岩变形监测、锚杆应力计监测、渗透压力监测、测缝计监测。
The monitoring project of Zhouning Hydropower station underground plant and water intake system including monitoring of the surrounding rock deformation, bolt stress, osmotic pressure and joint.
构造应力实质上是通过对天然裂隙开合程度的控制而对煤储层渗透率施加影响。
The tectonic stress affects coal reservoir substantially through controlling the open-close degree of the fissures in coal reservoir.
环氧玻璃鳞片涂料、胶泥具有优良的抗渗透能力及防腐蚀性能，残余应力小，易于保证施工质量。
Epoxy glass flake coating and daub offers excellent anti-permeability and corrosion resistance. They are small in residue stress and easy in construction.
在此基础上，分析渗透率模量变化对气藏压力和产量的影响，分析应力敏感性高压气藏井流入动态。
Then, the influence of the permeability modulus on the pressure and production of gas reservoirs and the inflow performance of stress-sensitive gas Wells with high pressure are analyzed.
通过室内试验，利用围压模拟地层应力，研究了有效应力与岩心的渗透率、孔隙度、岩石压缩系数之间的关系。
An experimental study in laboratory was carried out to determine the effect of ground stress on core porosity, permeability and compressibility by using confined pressure to simulate terra stress.
储层岩石渗透率受应力变化而减小的现象称为储层岩石的应力敏感性。
The phenomenon of the decrease in reservoir rock permeability owing to the change in stress is called reservoir rock stress sensitivity.
在考虑储集层应力敏感影响的情况下，推导出新的产能方程，计算了渗透率变化对单井产能的影响。
Considering effect of stress sensitivity, it derives new productivity equation, and calculates effect of permeability change on single well productivity.
本文选择地层渗透系数受应力影响而变化作为研究流体运移的基础。
The influence of stresses on permeability coefficient of strata is selected as the basis for the study on fluid migration.
在土木、水利及核废料处置工程中，应力状态对岩石渗透性的影响已逐渐成为一个无法回避的问题。
In civil engineering, hydraulic engineering and nuclear wastes disposal engineering, great attention is focused on the influence of stress state on rock permeability.
该模型考虑了自由面边界、流量边界、基坑围护连续墙、井边界、土体非线性特性、土的渗透性随应力状态的变化。
This model considers free surface boundary, flux boundary, horizontal flow barrier, well boundary, non-linear characteristics of soils and dynamic change of permeability coefficient with stress state.
针对多孔介质特殊的孔隙结构特征，建立了一个新的简化孔隙力学模型，并由该模型导出了渗透率与有效应力的二次多项式关系。
A new simple pore mechanics model is established based the pore structure of low permeability reservoir rock, from which the quadratic equation of effective stress and permeability can be educed.
在考虑煤层渗透率应力敏感性的基础上，采用非平衡态吸附模型，研究单相煤层气在煤体和割理中的流动规律。
Based on consideration of stress sensitivity of coal seam permeability, the single-phase flow rule of coal-bed gas in coal and cleats is studied by using non-equilibrium adsorption model.
钻井后因应力集中产生的压密效应，使地层渗透率降低，影响油井产量。
Formation permeability is decreased and well production is affected due to compaction effect caused by stress concentration after drilling.
纤维预制体的渗透性、孔穴或干斑的形成、残余应力的形成是影响成品质量的三个主要方面，本文对研究中存在的问题，进行了总结和评述。
This paper presents a summary on studies of factors which influence the quality of finished parts based on permeability of fibrous preform, voids or dry spots and residual stress.
对低渗透砂岩气藏应力敏感性进行了细致的实验研究，发现低渗透气藏具有较强的应力敏感性。
Based on the result of stress sensitivity experiments of low-permeability sand gas reservoir, we found the low permeability of Sulige 's gas reservoirs taking on stronger stress sensitivity.
利用应力波理论分析高地应力条件下节理岩体边坡开挖过程中的动态卸荷效应，探讨卸荷松动后节理岩体渗透特性的变化规律。
The theory about stress wave and its propagation is employed to analyze the effect of dynamic unloading during excavation of jointed rock mass slope under high geostress.
油藏岩石的渗透率随应力变化的性质为岩石的应力敏感性。
Permeability of rock will change with the stress applied on, which is called the stress sensitivity of reservoir rocks.
结果表明，油田白垩的渗透性与其所承受的应力、渗压梯度和基质吸力都有着密切的联系。
The results show that the permeability is closely related with the confined stress, hydraulic pressure and matrix suction.
本文论述了关于重力坝在渗透压力作用下的坝体应力问题。
This paper discusses the problem of stresses in a gravity dam due to seepage pressures.
根据岩芯样品渗透率分析值和岩石水平应力，以回归分析技术研究了二者的定量关系。
Quantitative relationship between measured permeability of rock core and horizontal stress is studied by regressive analytical technique.
结果表明影响低渗气藏的主要因素有应力作用、启动压力梯度、渗透率、滑脱效应、水锁效应等。
It is indicated that the main factors affecting low permeability gas reservoir are stress action, start-up pressure gradient, permeability, slippage effect, and water blocking effect etc.
本文的研究结果对分析实际工程中的岩体应力变化特性和围岩稳定性，以及研究岩石的渗透性规律具有一定的参考价值。
The result of paper plays an important role in analyzing the stress characteristics and the stability of practice engineering rock masses and studying the penetrability law of rock.
构造应力释放区的泥岩储层渗透条件得到改善，现今应力场控制着地层压力的分布。
The permeable condition of shale reservoirs with stress releasing has been improved, and the current stress field controls the stress distribution of strata.
在采油过程中，含油岩石的渗透率取决于岩石骨架的有效应力。
In the process of oil production, the penetration of oil-content rock is determined by rock framework's effective stress.
膨胀应力的分阶段变化表明：膨胀应力的增加会阻止水在GCL中扩散，进而抑制水渗透，达到防水效果。
The variation of swell stress shows that with the increase of swell stress, the diffusion of water in GCL will be restrained, and water penetration stopped, so GCL has a water-proofing effect.
本文从渗流分析和变形及应力分析讨论了由于渗透固结而发生铺盖裂缝的一些问题。
This paper is studying the problems of blanket fractures arising from seepage consolidation by means of analysis for seepage and deformation and stress analysis.
该模型对分析应力对岩体渗透性的影响很有意义。
The model is of great significance to the analysis of the stress effect on the permeability of rock mass.
裂缝的应力敏感性通过影响裂缝渗透率对裂缝产能产生影响。
Because fracture permeability is affected, productivity was effect by stress sensitivity too.
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