这就产生三个问题：如何得到直观的任意三维空间模型？
This will generate three questions: how to get any three-dimensional space model directly?
但如何从一个任意的三维空间模型得到其相应的轮廓曲线和其各点的坐标值呢？
But from a random 3d model of their corresponding contour curve and its various point coordinates?
在参观活动中，组织者用故事的形式介绍了康明斯多元化文化，采用三维空间模型介绍了公司生产的发动机。
During the visit, organizers introduced the diversity culture and engines of CCEC to them in the form of story and 3d spatial model respectively.
同时利用三维空间模型的计算结果，检验平面简化设计的可行性，从而为寻求与之相适应的空间结构抗震设计的简化计算方法打下基础。
By using the results being from 3_d model, feasibility of using plane model can be verified and the simplified method of designing irregular buildings can be explored.
改变以往建立有限元模型时采用的二维建模方法，根据塔机实际结构建立三维空间桁架模型；
Instead of tow-dimensional finite element mode, three-dimensional mode in truss structure is established based on the actual structure.
文中通过对防空导弹效能分析的研究，建立了在三维空间内计算单发防空导弹毁伤概率的圆球毁伤规律模型。
By researching the efficiency of aerial defence missilery, the paper establishes the spheriform damage rule, and using it to assess the aerial defence missilerys efficiency.
CHXY系列产品既能有效完成复杂零部件、模型的三维空间测量、测绘，又可替代方箱、划针、高度尺进行划线检测。
CHXY products can effectively complete complex parts, the model of three-dimensional measurement, mapping, can replace square box, plan-pin, high ruler for marking test.
利用新的接触模型，采用忽略横向剪切变形的三维空间曲梁单元对三维曲井内钻柱的接触非线性进行了有限元分析，给出了一套计算方法。
Based on the new contact model, finite element analysis scheme of drill rods in contact with curved boreholes is given using Bernoulli spatial curved beam elements.
本文建立了锚雷系统在海流作用下，锚索在三维空间的形状和张力分布的数学模型。
This Paper develops a mathematical model of the mooring cable's three dimensional space shape and tension distribution in the mooring torpedo system immersed in current.
基于所给出的结果，可望该有限元模型可以作为分析三维空间曲梁结构的有效工具。
Based on the results reported herein, one may conclude that the proposed curved element may be used for the analysis of three-dimensional curved beam structures.
建立了牙轮钻头的球形齿、楔形齿和勺形齿三维空间的几何模型；
Geometry model of roller bit's sphere tooth, wedgy tooth and bucket shape tooth were established;
针对一类追逃对抗问题，基于微分对策理论，建立了三维空间中的追逃对抗模型，进而得到了最优性条件和最优策略。
Based on the theory of differential games, this paper establishes the pursuit and evasion resistance model in 3d space and gets its optimality conditions and the optimal strategy of resistance.
交模型是一种表达三维空间拓扑关系的常用方法，但存在着冗余度大等问题。
A nine-intersection model is a common one used to represent the topological relations between 3d spatial objects, but it has a problem of great redundancy.
应用三维空间有限元模型，进行斜拉桥结构优化设计。
The design of the cable stayed bridge structure is optimized by using 3-d space finite element model.
利用本文提出的动态模型变参数数学模型，在国际上首次对燃料电池起动过程进行了动态模拟，揭示了燃料电池热态起动过程中，电池温度在三维空间上随时间的变化规律。
The three dimensional variation rule of the temperature of the cell with the time is presented during the process of the startup. A MCFC-ST combined generation system is presented and designed.
建立脊柱腰段的CT三维重建、三维解剖模型，阐明脊柱腰段及其周围主要结构的立体形态、三维空间位置及其毗邻关系。
To establish CT 3D model and 3D anatomical model of lumbar spine and elucidate their solid shape, 3D space position and adjacent relationship.
NPR的主要研究内容是如何在二维和三维空间中生成具有各种非真实感效果的图像，从技术上分为基于图像和基于模型等类别。
NPR aims at generating stylized images in 2-D space or 3-D space and can be classified into image based or model based techniques.
该系统可以建立一个虚拟三维空间，仪器仪表的结构模型就建立在该空间中，开发人员由此可以检验仪器仪表机构设计的有效性。
The system can create a virtual 3d space where the design of structure will be finished. Therefore, the designers can check the availability of instrument design.
建立三维虚拟再现模型，实现了玉米冠层内PAR 直射辐射、散射辐射和总辐射的三维空间分布模拟结果的三维可视化显示，增强了模型的表达能力。
The 3D visualization model to present the simulation results of the distribution of sunflecks, diffuse PAR and total incident PAR in canopy into 3D images was realized.
基于粒子模拟方法，对三维空间电荷力的计算采用全三维塑性宏粒子模型。
Super particle model is used to compute the 3-d space charge forces based on PIC.
然后检测输入图像中物体上的特征点，形成特征轮廓，并与特征轮廓模型相匹配，就可得到该物体在三维空间中的姿态；
The feature points distributed on the 3D model surface of an object are detected to create a feature-outline model for fast alignment between the 3D model and its real intensity image.
在国家体育场设计中，利用CATIA空间建模软件建立了国家体育场大跨度钢结构精确的三维空间几何模型与计算模型。
In the design of the National Stadium, the precise 3d geometrical model and calculation model for large-span steel structure was established by use of CATIA dimensional modeling software.
在对城市景观主要建模对象进行分类的基础上，建立了三维空间数据结构，实现了地形和地物模型三维重建的系列算法。
Based on the classification of the primary modeling objects in the city scene, we separately rebuild the model of the terrain and objects according to the 3d spatial data structure.
本文把公司竞争战略归结为三维空间市场的运作手段和方式，据此建立二人或多人策略博弈模型；
This paper indicates that the competitive strategy of company can be boiled down to three moves or means in a market. On the basis of this, we construct two-person and n-person game model;
为了描述双目视觉中三维空间物点坐标和两个摄像机像面像点坐标间的非线性关系，传统的标定方法需要建立复杂的数学模型。
In order to describe the non-linear relations between 3d geometry and stereo image point in the binocular vision, traditional calibration method involves many complicated mathematical models.
为了描述双目视觉中三维空间物点坐标和两个摄像机像面像点坐标间的非线性关系，传统的标定方法需要建立复杂的数学模型。
In order to describe the non-linear relations between 3d geometry and stereo image point in the binocular vision, traditional calibration method involves many complicated mathematical models.
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