Conclusion Establishment of three-dimensional finite element models of artificial lumbar intervertebral disc and analysis of its stress are feasible. The results are reliable.
结论建立人工腰椎间盘三维有限元模型并进行其应力分析是可行的，结果是可信的。
Study Design. Three-dimensional C3-C5 and C3-C4 finite element (FE) models were used to analyze biomechanical responses under compression and extension moments.
研究设计：三维c3 - C5和C3 - C4的有限元模型用于分析其在压缩和伸展运动下的生物力学反应。
Make the three-dimensional finite element model about plate rubber expansion device. And then the models are applied serviceable load and displacement.
建立板式橡胶伸缩装置的三维有限元模型并施加符合实际工作状况的载荷与位移边界条件。
The simplified mechanical model and three-dimensional elastic-plastic finite element models was found to analyze the reliability of sewage settling tanks equipped with scraping sludge machine.
针对旧污水沉降罐在安装刮泥机后的受力可靠性问题，建立了简化力学模型和三维弹塑性有限元模型。
Taking a transtibial residual limb as object, three dimensional finite element(FE) models of the residual limb and prosthetic socket were constructed.
以小腿残肢为研究对象，建立了残肢与接受腔三维有限元模型。
Objective: the three-dimensional finite element method models of the maxillary second molar was constructed.
目的：建立人上颌第二磨牙三维有限元模型。
The three dimensional finite element method models of the mandibular first molar was constructed on the computer, which had 63715 nodes and 41676 tetrahedrons elements.
在计算机上建立了下颌第一磨牙三维有限元模型，总节点为63 715个，4面单元数为41 676个。
Results normal three-dimensional finite element model of normal (L3-S1) and posterior lumbar laminectomy and pedicle screw fixation (models a, b, c) were established successfully.
结果成功建立正常有效的L3 ~ S1三维有限元模型及椎弓根钉棒系统融合固定三维有限元模型。
Methods Six models with different lower jaw shapes were constructed by using three dimensional finite element method.
方法采用三维有限元法 ，根据下颌骨测量资料建立不同颌骨截面形态的种植修复模型并进行分析。
The software package includes computational finite element models for simulating the two - and three-dimensional movement of water, heat, and multiple solutes in variably saturated media.
体包括有限元计算模型模拟水，热二维和三维运动，多种媒体在变饱和溶质。
The software package includes computational finite element models for simulating the two - and three-dimensional movement of water, heat, and multiple solutes in variably saturated media.
体包括有限元计算模型模拟水，热二维和三维运动，多种媒体在变饱和溶质。
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