本文介绍了岩石蠕变试验所必需的试验条件、试验方法和试验设备。
The necessary test conditions, testing methods & equipment for creep test of rock specimens are described in this paper.
根据岩石蠕变的应力-应变比曲线可以近一步分析得到等时模量曲线。
We can gain the isochronous - modulus curves from the curves of stress - strain ratios.
最后，在比较分析的基础上，总结高孔隙水压力对于岩石蠕变及破坏的影响。
Finally, based on the analysis and comparisons, the influence of high pore water pressure on the creep and failure of rock is analyzed.
本文关于岩石蠕变的研究成果直接为四渡河悬索桥隧道锚固系统的安全度分析提供了可靠依据。
The research productions in this paper directly provide reliable reference for safe degree evaluation of Siduhe suspension bridge tunnel-type-anchor-system.
采用自行研制的重力杠杆式岩石蠕变试验机，并配备三轴压力室，对紫色泥岩实施分级加载三轴蠕变试验。
Triaxial creep test under stepwise loading is made for purple mudstone with the authors-developed gravitation lever style rock creep test machine and triaxial pressure cell.
根据统一蠕变模型和该模型导出的蠕变方程，研究了分级加载条件下的岩石蠕变特性，并且通过曲线拟合得出了相应的蠕变参数。
Based on the unified creep model and the relevant creep equations, the creep properties of rock under step load is studied, and the corresponding creep parameters by fitting curves are obtained.
根据压密变形规律从理论上探讨垮落介质固结的力学模型，揭示了垮落介质固结的力学模型符合岩石蠕变开尔文模型的非线形本质；
The mechanical model of collapse medium is investigated theoretically which revealed that the mechanical model of collapse medium is accord to non-linear nature of rock creep Kelvin model.
本文着重介绍了在中下地壳温度、压力条件下进行的几种岩石半脆性蠕变的实验研究结果。
This paper deals with some results of experimental study on semi-brittle behavior of rocks at the conditions relevant to the middle-lower crust.
岩石的蠕变是流变的一种形式，也是流变中引起大变形的最主要的因素之一。
Creep is a style of rheology and the main reason of the large deformation.
同时，得出岩石试件蠕变稳定性的判别准则和蠕变变形、蠕变速率和蠕变加速度的解析表达式。
Meantime, the creep stability criteria of rock sample, analytic expressions of the creep deformation, the creep speed and the creep acceleration are given.
拟合结果表明，西原模型比伯格斯模型更适合于描述岩石的蠕变特性。
The fitting results show that the visco-elastoplastic model is more suitable than the Burgers model to describe rock rheological characteristics.
总结了近十年来岩石扩散蠕变显微构造鉴别特征、研究方法的最新进展。
The newest development of microstructure features and observation and research methods of diffusion creep of rocks in the past ten years are briefly summarized.
岩体结构面的蠕变特性研究对解决岩石力学实际问题具有很重要的意义。
Creep characteristics of rock mass discontinuity is very important in solving the practical problems in rock mechanics.
因此，研究岩石的蠕变特性以及岩石在扰动载荷作用下的变形效应，建立蠕变扰动效应理论，对深井软岩支护具有重要的工程实用价值。
Hence, studying of the creep property of rock under disturbing force and developing an appropriate theory for it are of great importance for support of soft rock in deep mining.
本文介绍了所建立的岩石三轴蠕变试验装置以及部分大庆油田泥岩的蠕变试验结果。
This paper describes a rock triaxial creep testing system and presents some results of creep tests on shale samples from Daqing Oilfield.
分析了岩石的多孔隙特性、强度实验的全应力-应变曲线、蠕变特性曲线和松弛特性曲线。
Rock's characteristic of multi-interspace, the complete stress-strain curve in strength tests and characteristic curve of creep and relaxation are analyzed.
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.
在此基础上，针对花岗岩及片岩两种岩石的室内蠕变分级加载试验曲线进行了流变参数的识别与反演。
The viscoelastic parameter identification and back analysis are carried out by using the multi-stage loading creep curves of granite and schist .
在此基础上，针对花岗岩及片岩两种岩石的室内蠕变分级加载试验曲线进行了流变参数的识别与反演。
The results of analysis show that the elastic parameters and viscoelastic parameters of the same sample change with different step loading, in particular, there is a.
模型将东亚大陆限定在一梯形边界框架之中，大陆岩石层被视为由幂指数律控制的薄层，它上伏在粘滞性较低的软流层之上蠕变流动。
In this model the EastAsia continent is limited in a trapezoid geological frame and the continental lithosphere is regard as a continuum thin plate with a power law rheology.
通过实验获得的蠕变曲线和岩石参数，回归出了盐岩的蠕变本构方程，结果表明该方程能较好的模拟实验结果。
Through the creep characteristic curves and parameters, the creep constitutive equation of rock salt is regressed and agrees with the experiment result.
因此，用高温高压蠕变实验结果直接外推解释岩石圈流变时存在若干问题。
Therefore, when we use creep experimental results obtained under high temperature and pressure to directly extrapolate and explain lithosphere rheology, we can make some mistakes.
流变性质是岩石材料的重要力学特性，以紫色泥岩为例，在分级加载条件下研究了其三轴蠕变特性。
Rheological properties is an important mechanical properties of rock material. Triaxial creep properties of specimen made of purple mudstone were studied under stepwise loading.
岩石的流变特性是岩石重要的力学特性之一，它控制着岩石的蠕变参数。
Rheological characteristic is one of the most important mechanical characteristics of rock. It controls the creep deformation.
当应力达到一定的水平时，岩石加速蠕变损伤发生后的衰减蠕变和稳态蠕变。
When the stress reaches a certain level, the accelerated creep damage of rock occurred after the decay creep and steady creep.
断裂孕育时间随材料的蠕变指数、上覆岩层压力的增大而减小；裂隙扩展时间也随材料的蠕变指数、上覆岩层压力的增大而减小，但随岩石的抗拉强度增大而增加。
Also, the crack extension time decreases with the increase of material creep index and the loading of overlying strata rock while it increases with the increase of tensile strength of roof rock.
为研究岩石材料的时间效应，利用CSS-1950型岩石流变试验机，分别对绿泥石片岩和云母石英片岩进行压缩蠕变试验。
Compressive rheological experiments were carried out on chlorite-schist and sericite-schist respectively to study their time-effect by using rock rheological test equipment CSS-1950.
流变性质是岩石材料的重要力学特性，以紫色泥岩为例，在分级加载条件下研究其三轴蠕变特性。
Rheological properties is an important mechanical properties of rock material, triaxial creep properties are studied using specimens made of purple mudstone under stepwise loading.
该流变模型通过引入非线性黏塑性体可以描述岩石流变的减速、等速特别是加速蠕变阶段。
Through introducing the nonlinear viscoplastic component, this rheological model can describe the transient creep stage, steady-state creep stage and tertiary creep stage.
该流变模型通过引入非线性黏塑性体可以描述岩石流变的减速、等速特别是加速蠕变阶段。
Through introducing the nonlinear viscoplastic component, this rheological model can describe the transient creep stage, steady-state creep stage and tertiary creep stage.
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