A kind of finite segment element model for analysis of shear lag effect in plate and truss composite girder is proposed. The model avoids certain deficiencies in conventional calculations.
提出一种板桁结合梁剪滞效应分析的有限段单元模型，避免了常规计算方法中的某些不足。
Methods Stress distribution of the spine in the upright, flexion and extension positions was analyzed using a three-dimensional finite element model of the spinal motion segment.
方法采用脊柱活动节段的三维有限元模型分析了脊柱在直立位、前屈位和后伸位的应力分布情况。
Methods. A 3-dimensional, nonlinear finite element model of a lumbar spinal segment L4-L5 was used.
方法：我们使用了一个关于L4-L5腰椎的3维非线性有限元素法的模型。
Objective:To construct a normal L3-L5 spinal segment model by using finite element method and investigate the biomechanical characteristics of unilateral pedicle screws fixation.
目的：建立人正常L3~L5节段三维有限元模型，分析腰椎单侧椎弓根螺钉固定融合的生物力学特性。
Objective:To construct a normal L3-L5 spinal segment model by using finite element method and investigate the biomechanical characteristics of unilateral pedicle screws fixation.
目的：建立人正常L3~L5节段三维有限元模型，分析腰椎单侧椎弓根螺钉固定融合的生物力学特性。
应用推荐