单轴和三轴压缩试验。
在高围压条件下，对冻结兰州砂土进行了三轴压缩试验。
Triaxial compressive tests were conducted on frozen Lanzhou sand under condition of high confining pres-sure. The.
在高围压条件下，对冻结兰州砂土进行了三轴压缩试验。
Triaxial compressive tests were conducted on frozen Lanzhou sand under condition of high confining pres-sure.
采用MTS815岩石伺服试验系统进行了煤样三轴压缩试验。
On this basis, the triaxial compressive test of coal sample is done using MTS815 servo-controlled rock mechanical test system.
通过一系列室内三轴压缩试验研究了砂土的变形特性与临界状态。
A series of triaxial compression tests were performed to investigate the deformation characteristics and critical state of sand.
介绍一台新双室三轴仪用于非饱和土体积变化的连续测量和三轴压缩试验。
This paper introduces a new double cell triaxial system (DCTS) for continuous measurement of the volume change of an unsaturated or saturated soil specimen in triaxial test.
加筋土样的三轴压缩主要存在两种不同的破坏型式，即拉断破坏和粘着破坏。
There were two failure modes during triaxial compression mainly, one was tensile failure and another was friction failure.
在工程建设中三轴压缩试验提供的土体抗剪强度参数得到越来越广泛的应用。
Parameters of shear strength from triaxial compression test are widely used in project construction.
它一直被公认后者的两个参数大幅增加的应激状态时三轴压缩(约束混凝土)。
It has long been recognised that the latter two parameters increase substantially whenever the state of stress is triaxial compression (confined concrete).
根据试验结果及模型简化拟合得出了常规三轴压缩条件下煤岩的分段本构方程。
The segmental constitution equation of coal is obtained through fitting method according to the triaxial compression test results and simplified model.
有关试验表明，平面应变状态下采用三轴压缩试验获得的抗剪强度参数偏于保守。
Some correlative tests indicate that the result will be conservative while under plane strain state but still adopting shear strength under triaxial compression.
通过对三峡花岗岩进行常规三轴压缩试验，得到不同围压下的应力—应变全过程曲线。
Based on the conventional triaxial compression tests of the Three Gorges granite, the complete stress-strain curves under different confining pressures have been attained.
常规三轴压缩过程，岩石试件破坏常常是以狭窄剪切带形式存在的局部化变形为先导。
The failure of rock under triaxial compression is due to the localization of narrow shear band.
用花岗岩试件做了常规三轴压缩试验，对在不同围压作用下的岩石断裂表面进行了分形研究。
Conventional triaxial compression tests of granite were made and the fracture surfaces of samples tested under different confining pressures were studied by fractal analysis.
相同应力路径试验得到的有效应力路径形态一致，常规三轴压缩试验中有效应力路径呈S形。
The shape of effective stress path is similar under the same stress path testing, the S' shape of effective stress path was observed in conventional triaxial compression test.
在相同偏应力条件下，不排水常规三轴压缩蠕变的应变值要小于减压三轴压缩蠕变的应变值；
The value of strain of undrained conventional triaxial compression creep is less than that of reduced triaxial compression creep under the same deviator stress;
根据试验结果，研究了压实黏土在三轴压缩、拉伸以及从压缩到反向拉伸状态下的应力应变特性。
Based on the test results, the stress-strain behaviors of compacted clay under triaxial compression, triaxial tension and compression-to-tension states are investigated.
以三维有限元模拟的应变值与三轴压缩实验观测应变数据残差平方和最小为参数反演的目标函数。
The objective function was defined as minimization between strains obtained from finite element method and ones observed from three-axial compression test in laboratory.
三轴压缩试验条件下，剪应力引起的体积变形一般是先剪缩后剪胀的，其大小由密度和应力状态决定。
The volumetric strain induced by shear stress is shrinking at first, then dilating later under triaxial compression test conditions, of which the value is determined by density and stress state.
在三轴压缩条件下，得到了由多直径颗粒体材料构成的岩样的差应力-应变曲线的峰后斜率的表达式。
In triaxial compression, an expression for the post-peak slope of differential stress-strain curve of rock specimen that is composed of the material with different grain diameters is proposed.
目前加筋土的试验研究主要有四种方法：原型试验、模型试验、三轴压缩试验、直剪试验和拉拔试验。
At present, four methods are mainly used for reinforcement earth research: prototype test, model test, three-axial compression test, direct shear test and drawing test.
通过研究中密砂三轴压缩的试验曲线，发现其应力–应变关系曲线在常规围压范围内具有归一化特性。
Study shows that there is normalization characteristic about the stress-strain curves of mediate-dense sands in the range of routine confining pressure.
试验结果显示，相同温度下，三轴压缩时砂岩的强度随围压增加而增长，而变形模量随围压的增长变化不大；
The results show that, at the same temperature, the strength of the rock increases with the confining pressure;
基于在伺服试验机对煤样的常规三轴压缩和三轴卸围压试验，分析了煤样在不同应力条件下的强度和变形特征。
The pseudo-triaxial compression tests and confining pressure reduction tests were carried out for coal specimen strengths in different stress on servo-controlled testing machine.
应用双剪理论对岩石在三轴压缩载荷下的强度和破坏特性进行了理论分析，并将分析结果与已有实验作了对比。
The characteristics of the rock strength and failure under triaxial compressions are theoretically analyzed in detail with the twin shear theory and the results are compared with experimental data.
研究了岩样三轴压缩过程中环向变形比轴向变形更早、更快地偏离线弹性状态的原因，给出了确定泊松比的方法。
It is explained clearly that rock sample's circumferential deformation deviates from the linear elastic law earlier and faster than its axial deformation.
采用rljw—2000型岩石三轴流变伺服仪，在分级加载条件下完成饱和粉砂质泥岩的三轴压缩应力松弛试验。
The stress relaxation test of saturated silty mudstone under triaxial compression is carried out on the rljw-2000 rock microcomputer-controlled rheology servo test system by step loading method.
并与岩石真三轴压缩试验和混凝土双轴试验结果，以及莫尔-库仑等屈服准则进行了比较，证实了其合理性和适用性。
The MAXSP is compared with the result of the rock true triaxial compression test and that of the concrete twin-shaft, and is compared with Mohr-Coulomb's yield criter…
并与岩石真三轴压缩试验和混凝土双轴试验结果，以及莫尔-库仑等屈服准则进行了比较，证实了其合理性和适用性。
The MAXSP is compared with the result of the rock true triaxial compression test and that of the concrete twin-shaft, and is compared with Mohr-Coulomb's yield criter…
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