Based on the plastic flow theory of soils, an elastoplastic constitutive model for describing the stress-strain behavior of the saturated sands under the action of monotonic loading is developed.
利用土体的塑性流动理论，提出了用于描述饱和砂土在单调荷载作用下的应力—应变反应性质的弹塑性本构模型。
Further investigate the flow mechanism of the liquid-liquid hydrocyclone, and the oil and water phases flow field in hydrocyclone for oil water separation is simulated using LRR stress model.
深入研究了液-液水力旋流器的流动机理，并采用LRR应力模型对油水分离旋流器的油水两相流场进行了数值模拟。
Considering gravity, interfacial shear stress, surface tension and interfacial thermal resistance, the analysis model for annular flow condensation heat transfer in microtube was presented.
本文提出了微圆管内环状流凝结换热的分析模型，考虑了重力、汽液界面剪切力、表面张力以及界面凝结热阻的作用。
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