The method may be applied to structures composed of strength hardening and strength softening with the ideal elastoplastic state as their special case.
结构的本构关系可以考虑强度的强化作用和变形超过极限状态后的强度下降，而把理想弹塑性假定做为一种特殊情况来处理。
In view of the anisotropic damage characteristics of concrete under multiaxial stress state, an anisotropic elastoplastic damage model is presented.
针对混凝土多轴应力状态下各向异性损伤的特点，建立了各向异性弹塑性损伤模型。
The models in common use with elastoplastic analysis of rock mass, conception of critical state and the cap models that reflect strain hardening (or softening) of rocks are discussed.
介绍了岩体弹塑性分析常用的模型、临界状态的概念以及反映岩石塑性应变硬化(及软化)的帽式模型。
According to the generalized normality rule, the tangent stiffness operator of elastoplastic material coupled with damage is derived from the state potential and the dissipative functions.
依广义正交法则，由状态势和耗散势函数推导出了耦合损伤的弹塑性切线模量。
The calculated results show that the model considering both elastoplastic and anisotropic characteristics in determining soil stress strain relations agrees quite closely with the actual state.
计算结果表明，在确定土体应力—应变关系时，不仅应该考虑土的弹塑性，还应该考虑到土的各向异性，这样才能符合土的实际情况。
A thermal elastoplastic asperity contact model is investigated, which takes into account the steady-state heat transfer and the asperity distortion due to thermal elastoplastic deformations.
考虑恒定的热传递和热弹塑性变形引起的粗糙峰变形，对多层介质粗糙表面热弹塑性接触模型进行分析。
In this paper, for the thin walled linear strengthened steel box beam, the strength and valid width ratio of flange is investigated under the condition of elastoplastic limit state.
对由线应力性强化材料制造的薄壁钢箱梁在弯曲极限状态下的强度及有效宽比进行了分析。
Based on the constitutive framework of unsaturated soils established by the continuum porous medium soil mechanics, an elastoplastic model for unsaturated soils in triaxial stress state is formulated.
基于连续介质土力学的本构模型框架，提出了一个三轴应力状态下的非饱和土本构模型。
Based on the constitutive framework of unsaturated soils established by the continuum porous medium soil mechanics, an elastoplastic model for unsaturated soils in triaxial stress state is formulated.
基于连续介质土力学的本构模型框架，提出了一个三轴应力状态下的非饱和土本构模型。
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