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plastic failure criterion 塑性失效准则
A fatigue failure criterion of the unidirectional laminate was established based on both the residual strength degradation model and the plastic formula of anisotropy materials proposed by Hill method. 在剩余强度衰减模型和希尔提出的各向异性材料塑性条件基础上建立单向层合板在任意应力状态下的疲劳破坏准则
The failure criterion of asphalt concrete was not in good agree with the Mohr-Coulomb criterion. 另外，沥青混凝土的破坏准则也并非符合莫尔-库仑破坏准则。
And the sheet-pile can meliorate the rock and soil's stress condition, avoiding the rock and soil's plastic failure. 还能有效改善因开挖引起的坡脚应力集中现象和上部拉应力现象，避免岩土体因过大的应力集中而导致塑性破坏的认识。
According to Mohr-Coulomb failure criterion, the axial stress at failure in rock-soil triaxial tests is in linear relationship with the lateral stress. 根据莫尔-库仑破坏准则,岩土三轴试验的轴向破坏应力与围压之间呈线性关系。
A new failure criterion and elastic\|plastic constitutive relation for concrete under biaxial stresses is discussed in this paper. 讨论了混凝土在双向应力作用下的破坏准则和弹塑性本构关系。
An extended Mohr-Coulomb failure criterion is used to allow for shear strength variations as a result of changes in matric suction. 二是研究雨水入渗引发滑坡的物理过程并建立定量的分析模型，然后利用这种分析模型进行参数研究。
The adopted failure criterion was a composite Mohr-Coulomb criterion with tension cut-off and the post-peak constitutive relation of rock was linear strain-softening. 计算中采用了莫尔－库仑与拉破坏复合的破坏准则，峰后岩石本构关系为线性应变软化。
First, the changing laws of cyclic strength, cyclic failure criterion and cyclic accumulate deformation are studied under different testing stress states. 主要的研究工作有以下几个方面:首先在不同试验应力状态下,研究饱和软粘土循环强度、循环破坏准则以及循环累积变形的变化规律。
The failure criterion is a composite Mohr-Coulomb criterion with tension cut-off.Beyond the peak stress, the linear strain-softening constitutive relation is adopted. 峰值强度后的本构模型取为莫尔库仑剪破坏与拉破坏复合的应变软化模型。
The failure criterion of original procedures in ADINA is modified by comparing the computation of a simple model to verify the feasibility of the user-defined materials in ADINA. 摘要通过一简单模型的计算比较，更改了ADINA原程序中的屈服凖则，验证了ADINA用户自定义材料的可行性。
The elasto-plastic dynamic analysis methods, theoretical models of structures and failure criterion of reinforced concrete structures under earthquake are reviewed. 摘要综述结构弹塑性动力响应分析的方法、理论模型，以及地震作用下钢筋混凝土结构破坏准则。
It is also shown that under the creep limit failure criterion, the creep internal stress method has the advantage of less test time in comparison with the isothermal ... 而以蠕变极限为失效准则的蠕变内应力法与常规的以蠕变试验为基础的等温外推法相比,还具有试验时间短的优点。
Based on the theory of elasticity and molar-Coulomb strength failure criterion, we proposed the prediction method for hole enlargement ratio in the condition of underbalanced drilling. 摘要基于弹性力学理论及岩石摩尔-库仑强度破坏准则，提出了欠平衡钻井条件下井径扩大率的预测方法。
In this paper, with the help of theory of forming limit and plasticity failure, the forming limit of a thin claded tube in bulge forming is analyzed. 采用成形极限理论及塑性失稳理论,将单层管胀形成形极限理论推广到复合管,对复合管胀形成形极限进行了分析。
In this paper the stress around a deviated wellbore was analyzed according to theMohr-Coulomb failure criterion when considering the strain soft character of damaged rockmaterials. 本文采用摩尔-库仑屈服条件，考虑材料损伤后的应变软化特性，对井壁岩石进行力学分析，给出维持井壁稳定的泥浆密度。
Based on the theory of elasticity and molar-Coulomb strength failure criterion,we proposed the prediction method for hole enlargement ratio in the condition of underbalanced drilling. 基于弹性力学理论及岩石摩尔-库仑强度破坏准则,提出了欠平衡钻井条件下井径扩大率的预测方法。
The man is carrying a small black plastic handbag. 这个人提着一个黑色的小塑料提袋。
He tried to put a bold face on his failure. 他对自己的失败装出一副满不在乎的样子。
He is a plastic surgery specialist. 他是个整形外科医生。