三轴压缩试验；室内土工试验三轴压缩试验；三轴向压力试验
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.
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。
Triaxial compression test with the remolded deep clay shows that its fraction angle is lower than that of the common shallow clay, and the strength envelope deflects with high confining stress.
对深部黏土重塑土的常规三轴试验表明，其内摩擦角较一般浅层黏土低，而且在高围压下强度包线出现向下的转折。
Based on the conventional triaxial compression test of Three Gorges granites, the crack initiation stress under different confining pressures can be obtained by studying the crack strain curves.
从三峡花岗岩常规三轴实验出发，通过研究裂纹应变的变化规律，得到不同围压下花岗岩的起裂应力。
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.
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 resistance to shear by the direct shear test and the triaxial compression test in soil test is compared and analyzed. The different test method is adopted about the different work.
对土工试验中直接剪切试验与三轴压缩试验所得的抗剪强度进行了比较与分析，从而对工程不同要求提出不同的试验方法。
The theory results are compared with the typical triaxial compression test data and the theory results of Duncan-Chang constitutive model, it shows the redevelopment is successful.
将二次开发程序与三轴试验数据和模型理论解进行对比，证明开发是成功的。
In the paper we use the shear strength parameter of triaxial compression test under the starting water content to correct the direct shear strength parameter.
利用启动含水率下的三轴试验参数对直剪试验参数进行了修正。
Based on stress control triaxial compression test and consolidation test, the indeterminacy of test result for rockfill was stu***d.
依据堆石料压缩试验和应力式三轴试验成果，对堆石料力学试验中的不确定性进行了论述。
Shear strength index of direct shear test is larger than triaxial compression test.
在密实度较小、反复剪切时，抗剪强度指标没有明显改变；
Parameters of shear strength from triaxial compression test are widely used in project construction.
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。
The segmental constitution equation of coal is obtained through fitting method according to the triaxial compression test results and simplified model.
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 relations between initial tangential modulus, confining pressure, over-consolidation ratio and initial void ratio were deduced, and were proved through triaxial compression test.
建立了初始切线模量与围压、超固结比、初始孔隙比之间的关系式，并通过三轴试验进行验证。
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。
In order to realize the simulation of damage zone by the particle flow code(PFC), the microscopic parameters are confirmed by triaxial compression test.
为了实现颗粒流程序PFC对损伤区的模拟，通过三轴压缩试验确定了PFC的细观参数。
Analyses were carried out of the undrained triaxial compression test results of several normally consolidated saturated clays.
对正常固结饱和粘土的三轴不排水压缩试验结果进行了分析。
The results of triaxial compression test indicated that the Duncan-Chang model which is widely applied to sand and clay delete also could be applied to reinforced soil.
三轴试验结果表明普遍应用于土体应力-应变关系的邓肯-张模型同样能够作为加筋土的本构模型。
Approximate quantitative relations between mechanical index and age and confining pressure are obtained by triaxial compression test.
并由三轴试验得出各力学性质指标与龄期和围压的近似定量关系。
Tests with the static-dynamic dual purpose triaxial compression test apparatus which was manufactured by Hohai University and Japan Round Well Company have been completed.
利用河海大学与日本圆井株式会社共同研制的一种新型的多功能静动三轴仪进行了不排水循环扭剪试验。
With the aid of triaxial compression test, the shearing strength and strain-stress relationship characters of compacted loess is discussed.
通过常规三轴试验研究了压实黄土的强度指标和应力—应变关系。
It is result from the different failure modes of soil of direct shear test and triaxial compression test:In direct shear test, the shear plane is inherent;
分析认为该现象是由于直剪试验和三轴压缩试验中土的破坏模式不同所致：直剪试验的剪切面固定；
Based on a comprehensive triaxial undrained compression test program on remoulded specimens, the steady state of CDV loose fills was analyzed.
在重塑试样的三轴压缩实验基础上 ，对全风化火山岩松散填土的稳定状态进行了分析研究 。
The different influences on tangent bulk modulus of conventional triaxial test and isotropic compression test were considered.
考虑了常规三轴试验和各向同性压缩试验对切线体积模量的影响。
Through the unconfined compression test and triaxial rigidity test without drain, the authors stu***d the properties and influence of different formula for the clay-cement grout.
通过对不同配比的粘土-水泥浆液结石体的室内无侧限抗压强度试验以及三轴固结不排水试验，揭示了各因素对粘土-水泥浆液结石体性质的影响。
Fifthly, the discipline of micro-structure characteristic parameters change by the load has been received through compression test and triaxial CU test .
第五、通过单向压缩试验和三轴CU试验，得出了吹填土微结构特征参数随荷载变化的规律。
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.
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。
|triaxial test;三轴压缩试验；室内土工试验三轴压缩试验；三轴向压力试验
三轴压缩试验（Triaxial Compression Test）是岩土工程中用于测定土体或岩石力学性质的核心实验方法，主要用于确定材料在复杂应力状态下的强度与变形特性。其核心原理是对圆柱形试样施加轴向压力（σ₁）的同时，通过围压（σ₃）模拟不同深度的原位应力条件。以下是详细解释：
注：试验结果需结合原位测试（如CPT、SPT）进行工程校准，以降低尺度效应影响。
triaxial compression test（三轴压缩试验）是岩土工程和材料力学中用于测定材料（如土壤、岩石）在三维应力状态下的力学特性的标准化试验方法。以下是详细解释：
试验需使用三轴压缩仪，主要部件包括：
如需更具体的试验流程或参数计算，可参考岩土工程标准（如ASTM D2850）或相关文献来源。
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