The model of L4-L5 functional element was chosed from"mechanical visiual human of China"model database. The intervertebral disk was replaced by the new type artificial disk.
在“中国力学虚拟人”胸腰部模型数据库中选择L4-L5基本功能单元对一例新型人工椎间盘进行生物力学评价。
CONCLUSION: the finite element model of artificial disc replacement can be established by CT scanning, digital processor and computer aided design, and used for further study on spinal biomechanics.
结论：通过CT断层扫描、图像数字化处理及计算机辅助设计等方法，可以建立腰椎人工椎间盘置换的有限元模型，用于脊柱生物力学的进一步研究。
The SH numerical example shows that this new artificial boundary element has a multi-directional transmitting property.
SH波数值分析表明本文有限元模型具有多向波动透射能力。
In order to reduce the effect of wave reflecting on artificial boundary, transmitting boundary and semi-infinite element are respectively used to treat the lateral and underside boundaries.
考虑到人工截断边界上波反射对计算结果的影响，分别用传递边界和半无限单元来处理侧面和底面边界。
Biomechanical analysis of artificial hip prosthesis was made by nonlinear finite element method (FEM).
并采用非线性有限元方法，进行人工髋关节的生物力学分析。
The process by which this vital element cycles through the air, the soil and living organisms has been turbocharged by human use of artificial fertilisers.
由于受到人类使用人工肥料的影响，这一重要元素在空气、土壤和有机生物中循环的过程中急速增长。
The artificial factor is an important element about the forming and the rehabilitation of land desertification in northwestern Shanxi province.
人为因素是晋西北地区土地荒漠化形成与逆转的主要因子。
Objective To study artificial lumbar intervertebral disc three-dimensional finite element model and its stress state.
目的研究人工腰椎间盘三维有限元模型的建立及其应力分布。
OBJECTIVE: Three-dimensional finite element method was used to observe and analysis the stress conduction of artificial lumbar intervertebral disc in lumbar motion segment.
目的：通过三维有限元的方法观察分析人工腰椎间盘在腰椎运动节段中的应力传导作用。
We propose a numerical method using boundary element to model the electromagnetic filed induced by artificial source in the frequency domain with 3-D topography.
提出了一种用边界元法计算频率域人工源三维地形电磁场的数值模拟方法。
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。
The finite element analytical model was established for carbide anvil of artificial diamond BELT synthetic device.
建立了人造金刚石BE LT合成装置硬质合金顶锤的有限元分析模型。
Objective a three dimensional finite element model after total hip replacement was established to analytically study the stress distribution of the artificial stem, bone cement and human femur.
目的建立人工髋关节置换术后的三维有限元模型，分析研究人工股骨柄、骨水泥和人体股骨的应力分布。
A finite element artificial transmitting boundary method is presented for electromagnetic wave scattering from a perfectly conducting circular cylinder and a number of concave objects.
采用有限元-人工透射边界法求出平面波在无限长圆柱上的散射近场，并与解析解进行比较，进而对几种凹面体电磁波散射近场求解。
Cultured cells are the basic element of biologic pharmacy and artificial liver system.
体外肝细胞培养是生物制药和人工肝支持系统的技术基础。
The use of infinite elements for modelling wave radiation eliminates the effects of artificial reflection of waves from finite element boundary, therefore the computational accuracy can be assured.
无穷元的应用消除了波在有限元边界上人为的反射效应，保证了数值解答的计算精度；
Artificial intelligence has been applied to the domain of finite element calculation of electromagnetic...
使人工智能语言在电磁场有限元计算领域里得以应用。
OBJECTIVE: Through finite element method, to research the stress distribution of artificial and host cartilage repaired by tissue engineering under rolling compression loads.
目的：通过有限元仿真研究组织工程修复膝关节软骨缺损后人工软骨和宿主软骨的力学状态。
Local artificial boundary of seismic analysis is widely used in time-domain finite element method for its good feasibility and high numerical stability.
地震分析中的局部人工边界由于具有易于实现、稳定性较好的特点，目前在时域有限元法中得到广泛应用。
Lastly, timbering parameter is studied by utilizing Artificial NeuralNetwork (ANN), and put forward using Discrete Element Method (DEM) to confirm 2nd support time.
最后，利用人工神经网络原理，对其支护参数进行了研究，并提出了利用离散元来确定二次支护时间的方法。
In the test, 21 samples of artificial soil were formulated, including 19 one-element artificial soils and one three-element artificial soil and one eleven-element artificial soil.
在该试验中，我共配制了21个人造土壤样品，其中一元人造土壤19个，三元人造土壤1个，十一元人造土壤1个。
A response surface using artificial neural network is formed on the ground of initial finite element experiments.
首先通过一系列样本点有限元试验结果建立目标函数和设计变量的神经网络响应面模型。
A response surface using artificial neural network is formed on the ground of initial finite element experiments.
首先通过一系列样本点有限元试验结果建立目标函数和设计变量的神经网络响应面模型。
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