本文研究了卸载孔及向掌子面注水对煤巷掘进头岩石应力状态的影响。
The effect of stress-releasing hole and water injection to the face on rock stress state around gateway driving face has been studied in this paper.
岩石磁组构反映的应力状态总体为以NE向挤压为主，与轴向NW的背斜构造发育相一致。
The stress state reflected by the rock magnetic fabric is mainly manifested by NE compression, which is consistent with the arrangement of the anticlines with axes running NW.
为此，本文从揭示公路岩石边坡中的应力状态出发，结合公路岩石边坡坡度确定方法的研究。
Therefore, this paper start work form opening out the stress state and the method of rock slope degree on expressway.
在深井软岩条件下，巷道围岩应力状态处于岩石强度极限邻域内，围岩会产生较大的蠕变变形。
Soft rock wall of tunnels in deep mining will have large creep deformation when the stress in rock is near its ultimate strength.
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.
通过构筑PM空间密度函数，求出饱和岩石的应力—应变状态方程，并模拟了其轴向应变—径向应变滞后回线。
Through constitution of PM space density function, the stress-strain state equation for saturated rocks has been defined and the hysteresis loops of axial stress-radial stress has been simulated.
石油勘探与开发的全过程都与地壳岩石的应力状态及其变化密切相关。
The whole process of oil exploration and production has close relations with the state and changes of stress field.
对于深埋岩石工程，岩体的地应力状态直接关系到工程的稳定性。
To the deep rock engineering, stress state of rock mass directly influences the stability of project.
解决工程问题时，可以选择简单的参考状态，并用拟合岩石单轴受压的全过程应力应变关系曲线确定扰动因子的参数。
Simple reference states can be used to solve engineering problem. Through simulating the overall curvature of rock's stress-strain relationship under uniaxial compression, parameters are attained.
初始地应力状态是岩石地下工程设计中的重要参数，而水压致裂法是深部岩体应力测量的理想方法。
The initial stress is one of the most important parameters for the design of underground rock engineering, and hydro-fracturing method is a robust technique for stress measurement in deep rock mass.
在真三轴应力状态下进行了各种应力途径的岩石变形和破坏实验。
The rock deformation and failure tests are performed along various stress paths under true triaxial stress state.
岩石工程结构失稳前特征即应力状态保持不变，且是突然破坏释放能量，即蠕变失稳。
The characteristic stress state of rock structure is keeping constant before its losing steady, and suddenly destroyed with releasing energy, namely creep is losing steady.
同时，还可以利用应力–应变状态方程来模拟实验观测到的饱和岩石的滞后现象。
We can also use the equation of the stress-strain state to simulate the discrete memory of a rock observing in the experiment.
在岩石内部具有一定的孔隙压力的条件下，岩石骨架的应力状态就起到主要作用。
In the condition of pore pressure existing within rock, rock framework's effective stress plays an important role.
深井软岩的应力状态接近于岩石强度极限状态，对外部扰动载荷十分敏感，为了研究这种高应力状态下岩石表现出的力学特性，提出了岩石流变扰动效应这一研究课题。
Stress of soft rock in deep mining is close to strength limit state, rock is sensitive to outer disturbed loading, research project was put forward in order to study rock rheology disturbed effects.
密度损伤增量分析可以获得密度损伤增量图像和岩石试件内部任意应力状态、任意部位的密度损伤值。
The values of density damage at any stress state and position are gained by analysis of density damage increment.
形成岩石全应力应变曲线的时间序列反映了岩石内部节理裂隙趋向贯通的演化进程，砂岩节理裂隙系统在峰前阶段处于不同程度的混沌状态。
Evolution of rock joints into transfixion is described by the time series from strain-stress curves, and the state of joint system in sandstone is chaotic before its ultimate state.
深层岩石中应力状态复杂，目前对于地应力大小的计算研究还缺乏系统完整的理论，没有统一的计算模式，普遍存在偏差大等问题。
For the stress state in deep zone rock is very complex, the study of earth stress computation needs systemic theory and uniform calculation model, and its deflection is very large.
获得了不同应力状态下的岩石强度极限值和岩石的三向全应力应变曲线。
The rock strength limit value under different stress states and the strain curve of 3-dimensional full stress are obtained.
本文介绍单轴压缩圆柱状岩石试件内应力状态的一种轴对称有限元分析成果。
This paper presents an axial symmetric finite element analysis of rock cylinder under uniaxial compression and gives the new results which are more reasonable than early ones of other workers.
现有井壁围岩应力求解模型大都基于平面应变假设，相对岩石真实应力状态会有一定的误差。
Most of the existing models for borehole wall stress are based on plane strain hypothesis. So some errors may be generated as compared with the real stress state of rock.
通过对加、卸荷应力状态下岩石类材料声发射变化的比较，探讨岩石类材料破坏过程中的声发射现象。
By comparing the change of acoustic emission of rock materials under loading and unloading conditions, acoustic emission phenomenon has been discussed during the damage process of rock materials.
通过对加、卸荷应力状态下岩石类材料声发射变化的比较，探讨岩石类材料破坏过程中的声发射现象。
By comparing the change of acoustic emission of rock materials under loading and unloading conditions, acoustic emission phenomenon has been discussed during the damage process of rock materials.
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