查询词典 finite dimensional

The coal mining method of oblique sublevel concentration as a new technology hasnt been very perfect in China until now, so we set up three-dimensional finite element model of this kind of mining method novelly based on Datai coal mine of Beijing Coal Group as an example using Ansys software.

俯伪斜分段密集采煤法，作为一种较新的采煤方法，在我国技术上还不很成熟，因此，首次针对京煤集团木城涧矿大台井的地质条件和赋煤状况，通过简化建立三维立体有限元模型，模拟计算了该矿煤层顶底板在开采前后运动变化情况。

In my study, a three-dimensional finite element model of human cranial-maxillary complex osteodistraction was established. The stress distribution and displacement under different loads were evaluated. The experiment results were feasible and effective to the stress analysis in the process of orthodontic and orthognathic treatment.

本实验通过建立颅上颌复合体三维有限元模型，分析上颌骨LeFort Ⅰ型截骨后牵张成骨的生物力学特性，明确在不同牵引方向时上颌骨复合体各部位的应力分布特点及位移趋势，为临床改良和优化颅面部牵张成骨的治疗方案提供一定的参考依据。

From the analysis of three-dimensional finite element, we get the results that the horizontal-shaped fracture is more stable than the skewed fracture under the same condition in which fracture ends are full of poroma.

纵轴加压或拉伸对肢体远端的位移影响少，而水平轴和矢状轴方向尽管加载力较小，仍能产生肢体远端的较大位移。

Combining the specific hydrogeological structure and related parameters, the pumpage and its composition were calculated by a three-dimensional finite difference method.

结合具体的水文地质结构及有关参数，采用地下水流三维有限差分法计算了各渗流井的出水量及其组成。

Liu JunHua;Huang ShuGong;Liu JiDongA tri-dimensional model for a jeffcot rotor was reported. A new motion equation of the torsional vibration with natural retation and the conception frequency was presented. The natural frequencies of disk rotors with different geometrical structures and were computed based on the finite-element method, and the factors affecting the coefficient of the natural frequency with rotation were analyzed.

在转轴以一定速度旋转的条件下，推导了考虑转动频率情况下的单质量盘转子扭振运动方程，通过有限元方法对不同几何结构的单质量盘转子在不同转动频率下的扭振固有频率进行了计算，对影响单质量盘转子扭振动频的动频系数进行了分析。

METHODS: Two three-dimensional finite element pelvis models were established:① an intact pelvis model,② a defective pelvis model on which subtotal sacrectomy was performed cephalic to the S1 neural foramina.

分别构建完整骨盆和经S1神经孔上缘水平施行骶骨次全切除术后的缺损骨盆的三维有限元模型。

Objective:To investigate the feasibility of constructing the three-dimensional finite element model of temporomandibular joint on the basis of magnetic resonance images.

目的：探讨在颞下颌关节区及下颌骨磁共振影像的基础上建立颞下颌关节三维有限元模型的可行性，观察对关节盘建模的效果。

Objective: To establish the three-dimensional finite element model of mandible and temporomandibular joint,which has higher similarity to the real TMJ in vivo.

目的：建立生物相似性和力学相似性都较高的、包括下颌骨和颞下颌关节的计算机三维有限元模型。

This model includes both sides of the brain, the cerebellum, the brain stem, the flax cerebri, the tentorium cerebelli. It is an absolute real three-dimensional finite element model of the human brain.

此模型包括大脑左右半球、小脑、脑干、大脑镰、小脑幕，是完全真实的人体颅脑三维有限元模型。

Based on theory analyse, the three-dimensional finite elemental numerical calculation was carried out on joints for high strength concrete filled steel tubar column- Variable width reinforced concrete beam, the segregate calculational model of rebar steel tube and concrete was adapted..

基于理论分析，本文主要对钢管高强混凝土柱—变宽度钢筋混凝土梁节点进行了三维有限元数值模拟计算。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。