提出了压痕实验与有限元仿真结合的方法。它采用压痕深度与有限元仿真深度进行对比，可求解出KDP晶体的塑性特性参数。
A method combining indentation test with finite element simulation is proposed to obtain the ductile parameters of KDP crystal by comparing indentation depth with finite element simulation depth.
基于率相关晶体塑性本构模型，实现了晶体塑性学有限元模拟过程。
Crystal plasticity finite element modeling (CPFEM) is realized on the basis of crystal plasticity theory of rate dependent polycrystal constitutive relations.
由于镁晶体为密排六方结构，镁合金的室温塑性加工能力较低，因而很有必要研究镁合金的热拉伸性能，壳形件热拉深成形及其有限元模拟，为今后镁合金塑性加工提供必要技术支持。
So it is necessary to study hot stretch properties, hot drawing of shell parts and its finite element simulation of magnesium alloys for providing technical supports of plastic processing.
由于镁晶体为密排六方结构，镁合金的室温塑性加工能力较低，因而很有必要研究镁合金的热拉伸性能，壳形件热拉深成形及其有限元模拟，为今后镁合金塑性加工提供必要技术支持。
So it is necessary to study hot stretch properties, hot drawing of shell parts and its finite element simulation of magnesium alloys for providing technical supports of plastic processing.
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