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- 3D entity surface model 三维实体表面模型
- Sets the Position of a 3D Entity. 设置一个3d实体的位置.
- Using the ANSYS Parametric Design Language (APDL) to establish 3D entity of double-arced gear and forming a corresponding finite element model so as to carry out an analysis on the bending stress of gear. 摘要利用ANSYS的参数化设计语言(APDL)建立双圆弧齿轮的三维实体，形成相应有限元模型，对轮齿弯曲应力进行了分析。
- At present, how to constitute the last 3D free-form surface model rapidly is one of the important subjects about the last design and the sole mould manufacture. 目前，如何快速建立鞋楦3D自由曲面模型是鞋楦设计制作及鞋底模具制作的重要课题之一。
- Mine 3D GIS adopts 3D data structures to describe the mine 3D entity, and it realizes the 3D displaying by the methods of visualization and VR technology. 摘要矿山三维GIS利用3D数据结构来描述矿山三维实体，利用可视化、虚拟现实等技术实现矿山数据的三维显示。
- At present,it is very difficult to reproduce surface model of complicated casting die by 3D CAD,such puzzle has been solved here by using reverse engineering technology based on computer tomoscan. 利用三维CAD软件对复杂铸造模具进行模型重现,目前具有较大难度,而且难以保证重现精度。本文引入基于断层扫描的逆向工程技术,很好地解决了这一难题。
- On the basis of studying the node object used to draw 3D entities inJava3D scene graph, a method is introduced to store and display ACIS facetedrepresentation model. 通过分析 Java3D 用于显示三维形体的场景图节点对象,提出在Java3D 中存储和显示离散网格模型的具体方法。
- Keywords geological entity,3D visualization,surface model,VBA,CAD-Boundary Presentation,grid method,section, horizontal slice; 关键词地质体;三维可视化;曲面模型;CAD-边界表示法;VBA;栅格法;剖面;水平切片;
- The images will be zoomed in by interpolatory subdivision and no intermediate continuous surface model should be established. 该算法无须建立中间连续图像模型，能自适应地插值，而且插值系数可为任意正实数。
- Considering the die-cavity roughing being a 2.5D cutting, a novel cutting force surface model is created based on orthogonal cutting tests. 鉴于模具型腔粗加工常采用2.;5维加工，提出一种通过正交切削试验建立切削力曲面模型用于模具型腔粗加工进给率优选的新策略。
- As a new method to map the outer cortex of the human brain, a deformable surface model is described in this paper. 探讨了大脑表面形态提取的一种新方法可变形表面模型。
- The exporting of the surface model in standard form is completed with DXF standard form. 利用DXF文件格式完成了曲面标准格式输出。
- Representation of basic data type, extended data type and 3D entities in R2000 DWG file are illustrated. 在具体数据类型方面还包括基本数据类型，扩展数据类型和三维信息等的内部表示方法。
- The results show that calm sea surface model is precious enough and time saving in computation of radia... 而在模拟海面背景红外热像时,波浪的影响不可忽视,必须采用波浪海面模型模拟海面辐射亮度。
- The key to the surface height calculation of pulse GTAW welding pool based on shape from shading (SFS) is to build up a surface model of welding pool. 利用从阴影恢复形状方法计算熔池表面高度的关键是建立熔池表面反射模型。
- Some albedo parameterizations of SZA dependence were evaluated in a simple land surface model BATS using in situ data over Gobi and Desert. 在陆面过程模式BATS中引入考虑太阳天顶角变化的裸土反照率参数化以改善沙漠、戈壁地表的辐射和热状况模拟,并与观测资料进行了对比。
- A new parallel multi-objective aerodynamic optimization method,combined with the parallel MDE,surface modeling method and CFD technique,is developed for multi-objective optimization design of the 3D axial turbomachinery cascades. 耦合并行多目标差分进化算法、三次B样条曲面造型方法和CFD求解技术,提出了新的轴流式叶轮机械叶栅三维多目标气动优化设计方法。
- The Response Surface Model of FMS is drafted combining the design of experiments, simulation experiments, and analysis of data by this method. 该方法结合实验设计、仿真实验和数据分析，拟合出系统的响应曲面模型。
- This paper develops 3D graphics with OpenGL and draws three-dimensional entities visualization by spatial point set. Thu three-dimensional effect and visualization of 3D entities figure are strengthened by light. 摘要介绍了采用空间点集绘制实体的方法，生成真实感较强的三维实体图形的过程和三维实体的交互式旋转、缩放、多方位剖切等可视化显示。
- Finally, the surface model is transformed to MPF CAD/CAM software and the titanium prosthesis is deformed by an MPF press. 最后，将该表面模型传递给多点成形CAD/CAM系统控制多点压力机最终成形出所需的钛板假体。
