由此可见，双剪统一屈服准则尚不能很好地描述材料屈服时的滑移特性。
So it is summarized that the twin-shear unified yield criterion could not give a proper descriptions to the slip characteristics for the materials when yielding.
运用细观力学中的均匀化方法和塑性力学中的极限分析理论，分析了复合材料的屈服准则。
The yield criterion of composite materials is simulated by using the homogenization method of micromechanics and the plastic limit analysis theory.
复合材料的塑性理论通常包括三方面准则：屈服准则、流动准则和强化准则。
The plastic theory of composite material include three criterions: the yield criterion, the flow rule and the hardening rule.
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