1) stress-strain relationship
应力–应变关系
1.
The experimental results indicate that the strain softening exists in the stress-strain relationships of the studied frozen sand clay when the confining pressures is below 3.
0MPa时,其应力–应变关系具有明显的应变软化现象;当围压大于3。
2.
Based on the triaxial test results in the core wall of Maopingxi earth-rock fill dam which is the part of the Three Gorges Project in China,the stress-strain relationship and mechanical properties of asphalt concrete are studied.
由试验结果可知,沥青混凝土的应力–应变关系曲线是由应变硬化和软化2个阶段组成的,为有驼峰的曲线。
3.
Based on the stress path of dam,the triaxialtests of coarse materials are carried out with constantratios of the principal stresses and the stress increments to obtain the corresponding stress-strain relationship of course materials.
根据大坝应力路径,对粗粒料进行等应力比和等应力比增量等于常数的三轴剪切试验,得出了相应的应力–应变关系式和规律;根据粗粒料的试验强度曲线特征,提出用幂次型函数表述粗粒料的抗剪强度,并以此为屈服准则,结合弹塑性理论建立了粗粒料的弹塑性本构模型,该模型可以用一个统一的表达式表述,该模型概念清晰、模型参数较少;同时推导出粗粒料的弹塑性矩阵;通过试验验证模型计算得到的粗粒料应力–应变关系曲线和实测结果吻合较好。
2) stress-strain relation
应力应变关系
1.
Study on the stress-strain relation of liquefied saturated sand-gravel composites and method of parameter identification
饱和砂砾料液化后应力应变关系及参数确定方法
2.
Using the tension SHB apparatus, We haveperformed tension tests at high strain rate and obtained the stress-strain relationship curvesof hard aluminum LC.
本文介绍了自行研制的用于高应变率试验的分离式霍布金生拉杆设备，从一维应力波理论出发，详细推导了拉伸和压缩ＳＨＢ方法测量动态应力应变关系的计算公式；并利用本设备对硬铝合金ＬＣ进行了不同高应变率拉伸试验，得到相应的应力应变关系。
3.
It is found that pattern transition of stress-strain relation exists in medium density calcareous sand under different confining pressure.
以南沙群岛永暑礁的钙质砂为研究对象,通过三轴排水剪切试验发现:中密钙质砂在不同围压下的应力应变关系具有转型现象,提出了能反映硬、软化和剪胀、缩转型的非线性弹性应力-应变模型。
3) stress-strain relation
应力-应变关系
1.
Study of stress-strain relation of concrete filled steel tubular eccentric compression column;
钢管混凝土偏心受压应力-应变关系模型研究
2.
Research on stress-strain relation of unsaturated cohesive soil
非饱和黏性土的应力-应变关系研究
3.
During the processes of cold pressing on the whole peanut kernels and the broken ones,many relative factors,such as oil yielding pressure,oil yielding strain,and oil yield efficiency,stress-strain relations and effective compression ratio,etc.
以花生为研究对象,探讨分析了冷榨过程中的基本特性及变化规律,冷榨下整粒花生仁和碎粒花生仁的出油压力与出油应变、出油率、应力-应变关系、实际压缩比等问题。
4) stress-strain relations
应力-应变关系
1.
Analysis of problem of pattern transition in stress-strain relations of soils;
土体应力-应变关系转型问题分析
2.
The stress-strain relationship of soil established from triaxial shear test is distinguished into two kinds—hardening type and post-peak softening type.
将土的三轴剪切试验测得的应力-应变关系分为硬化和峰值后软化两种类型,提出可以统一表示这两种类型的数学表达式以及阐述了表达式中参数的意义,对杭州粘性土在该表达式的基础上结合考虑前期固结压力pc,初步提出了一个能反映转型现象的应力-应变关系表达式,并指出应力-应变关系的初始切线模量应与前期固结压力PC有关。
3.
Study on undrained shear behavior and hyperbolic stress-strain relationship of saturated clays;
通过对试验结果的分析,着重探讨了应变速率和约束压力对应力-应变关系及其强度特性的影响。
5) relationship of stress and strain
应力应变关系
1.
A new relationship of stress and strain was brought to material 20Cr which is commonly applied in super high pressure vessel.
针对超高压容器常用材料20Cr,首先提出了一种新型的应力应变关系。
6) stress-strain relationship
应力-应变关系
1.
Study of the stress-strain relationship of FRP-confined circular concrete column with a strain-softening response;
FRP约束混凝土圆柱有软化段时的应力-应变关系研究
2.
Study on a non-linear stress-strain relationship of cemented soils;
一种水泥土非线性应力-应变关系研究
3.
Study on the stress-strain relationship of FRP-confined concrete rectangular columns;
纤维增强复合材料(FRP)约束混凝土矩形柱应力-应变关系的研究
补充资料：动态应力-应变曲线
分子式：
CAS号：
性质： 在具有强迫正弦振荡的动态试验中，让黏弹性体作稳定振动，以力对变形作图，在十个周期中的轨迹为一封闭曲线，称之为动态应力-应变曲线。动态试验的结果取决于试验条件：试样形状、形变方式、应变振幅、应变历程、频率和温度。从动态应力-应变曲线可以求得黏弹性体的许多动态力学性能，如从封闭曲线面积可以求得在一个周期内材料内部的发热量。
CAS号：
性质： 在具有强迫正弦振荡的动态试验中，让黏弹性体作稳定振动，以力对变形作图，在十个周期中的轨迹为一封闭曲线，称之为动态应力-应变曲线。动态试验的结果取决于试验条件：试样形状、形变方式、应变振幅、应变历程、频率和温度。从动态应力-应变曲线可以求得黏弹性体的许多动态力学性能，如从封闭曲线面积可以求得在一个周期内材料内部的发热量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条