One of the key technique problems is boundary dynamic contact constraint and contact judgment in FEA simulation for 3d complicated massive forming.
边界界面动态接触约束与接触判断是3维复杂体积成形有限元数值模拟的关键技术问题之一。
Methods: with the help of the POWERSHAPE and ANSYS software, we established 3d dentition FEA models with right mandibular first molar missing and fixed partial denture.
方法：在POWERSHAPE及ANSYS软件的帮助下，建立右下第一磨牙缺失及局部固定义齿的三维有限元模型。
Objective To construct the fine 3d model of the maxillary first premolar for finite element analyzes (FEA).
目的建立上颌第一前磨牙的精细三维模型，并最终应用于有限元分析(FEA)。
An FEA analysis is finished for the stress frame 3d temperature field and thermal-stress field of the typical casting-stress frame.
并对典型铸件一一应力框三维温度场、热应力场进行有限元分析。
An FEA analysis is finished for the stress frame 3d temperature field and thermal-stress field of the typical casting-stress frame.
并对典型铸件一一应力框三维温度场、热应力场进行有限元分析。
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