三维的

In this paper, a new singular element about three dimensional cracks was formed and a new method to compute 3-D stress intensity factors was proposed.

构造了一种新的三维奇异单元，提出了一种有效计算三维裂纹应力强度因子新的数值方法。

The research mainly focuses upon the unique deformation mechanism, forming method, quality control and parameter optimization, and the key technologies in Finite Element Analysis for the 3D Non-Axisymmetric thin-walled tube spinning. A CNC spinning equipment for the 3D Non-Axisymmetric thin-walled tube has been designed and manufactured based on the experimental investigation of the forming method.

着重研究变形机理、成形方法、质量控制及优化成形工艺参数，解决三维非轴对称零件旋压成形过程数值模拟关键技术；通过对成形工艺方法的试验研究，研制出能够旋压成形三维非轴对称薄壁空心零件的工艺装备。

According to engineering practical requirement,by adopting structural frequency sensitivity formula,a scheme dealing with a parameter calculation model for a structure and its structural optimal model is proposed in this paper,and a three-dimensional structure s frequency topologhy optimal method is developed.

根据工程实际要求，利用频率灵敏度公式，提出了结构特性参数计算模型与三维结构优化模型的处理方案，研究了三维结构的频率拓扑优化设计方法和算法。

It is a nut of face recognition and photographic superimposition to compute the 3D pose through only one photo.

通过一张二维照片计算其三维姿态是三维人脸识别和颅像重合中的难点问题。

TDF spectra and TDFP spectra of terbium were used to study DNA conformation and protein conformation in solution.

铽的三维荧光光谱和三维荧光偏振光谱被用来研究DNA和蛋白质溶液的构象。

In this paper, the conditions guaranteeing the existence of constrained facets in conforming Voronoi tessellation in 3D are derived.

分析了约束面在三维Voronoi网格存在的条件，提出一种构造三维约束Voronoi剖分的算法。

The three dimensional animation form gradually towards to diversification, the three dimensional animation lighting design performance space more and more widely.

三维动画的表现形式逐步走向于多样化，三维动画灯光设计的表现空间也越来越广泛。

Based on the analysis and process, 3D reconstruction results of stacks for in-vivo skin and neural tuber are given.

在此之后，将三维重建算法应用于神经突触和在体皮肤的图像序列得到了效果良好的三维模型。

This article introduced the 3D modeling method of twist drill in unigraphics according to the principle of taper section sharpening.

根据内圆锥面刃磨原理，介绍了在UG环境下麻花钻的三维建模方法，并利用草图与表达式功能实现麻花钻的参数建模，并且在三维模型基础上进行角度测量与翘尾现象分析。

According to the seepage equation of the groundwater and using the finite element method, this thesis establishes the mathematics model for two and three dimensional seepage.

采用有限元理论，以地下水渗流方程为基础，针对基坑降水建立了地下水的二维和三维渗流数学模型，完善了深基坑降水渗流计算方法。对某一假定的深基坑降水工程分别进行二维和三维渗流数值模拟。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。