The rigidity optimum model of a hydraulic chuck is established based on 3-D FEM model.
在三维有限元分析软件的基础上，建立了液压卡盘的夹持刚度优化模型。
Methods: a 3-d FEM model of lower cuspid was established by using DICOMdata and stimulant mechanical experiment was carried out on the model.
方法：利用DICOM数据建模法，建立下尖牙的三维有限元模型，模拟力学实验。
A 3-d FEM model was built up, which included a non-linear coupled thermal-mechanical analysis accounting for the temperature dependency of the thermal and mechanical properties of the material.
建立了成形过程的三维非线性热力耦合有限元模型，模型中考虑了材料热物性参数和力学性能参数与温度的相关性。
D FEM analysis model is adopted for the stability analysis in construction including hoisting and closing single steel tubular arch rib and service stages respectively.
采用空间杆系计算模型对包括单根钢管拱肋吊装合龙在内的施工和运营阶段进行稳定性分析。
The general elastic modulus of the dam is back analyzed by using the statistic model, hybrid model and the 3-D FEM analysis result.
应用统计模型、混合模型以及三维有限元的计算分析成果，反演了坝体的综合弹性模量；
By using the finite element method (FEM) software, the vibration of 3-d finite element model of maxillary central incisor tooth was analyzed.
在三维有限元模型的基础上，利用有限元分析软件对上颌中切牙的振动模态进行了分析。
Modal frequency and vibration response of the gear box are computed by structural FEM with a 3-d FE model.
建立齿轮箱三维有限元模型，采用结构有限元法计算齿轮箱模态频率和振动响应。
The model for numerical simulating 1-d vertical flow in soil based on FEM is presented.
本文利用有限元法建立了一维土壤水运动数值模型。
The analysis model of seismic response and earthquake induced permanent deformation of dam is established with the 3-d nonlinear FEM.
采用三维非线性动力有限元分析方法，建立了坝体的地震反应和地震永久变形的分析模型。
The 3-d solid elements were used in FEM model, and the effect of temperature, and the heat convection and radiation of boundary on material properties were considered.
有限元模型中选用三维实体单元，考虑材料物理性能随温度的变化和周边对流、辐射散热的影响。
According to the impact dynamics theory, a 3-d dynamic FEM model is used to simulate the effect of the crustal impact waves on the earthquake triggering.
根据冲击动力学理论，采用三维动态有限元方法，模拟研究了地壳中的冲击波对地震触发的影响。
According to the impact dynamics theory, a 3-d dynamic FEM model is used to simulate the effect of the crustal impact waves on the earthquake triggering.
根据冲击动力学理论，采用三维动态有限元方法，模拟研究了地壳中的冲击波对地震触发的影响。
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