是实体造型中一种重要表示方法。
CSG (Constructive solid Geometry) is an important solid modeling technique.
AME是一种实体造型技术。
实体造型按上述六部分进行。
The entity shape presses above-mentioned six parts to carry on.
利用UG软件对活塞进行三维实体造型。
We used the three dimensional software UG, to establish solid modeling of the piston.
利用八叉树表示物体，在实体造型系统中具有许多优点。
Using octree structure to present object in solid modelling systems has many advantages.
结合三维实体造型的特点，介绍了剖视图与剖切面的分类。
Combined with 3d solid modeling, the classification of cutaway drawing and cutaway plane are introduced.
该CAD系统实现了产品实体造型与性能分析的无缝集成。
The system realized the integration between solid modeling and the analysis of property.
三维实体造型，是计算机辅助设计在机械设计领域的重要应用。
D solid modeling is the important application of Computer Aided design in the field of mechanical design.
本文介绍的研究工作正是从CSG实体造型方法的研究开始的。
A big part of this thesis is concerned with the techniques and applications of CSG based solid modelling.
该文对应用实体造型技术建立船体曲面模型的方法进行了研究。
This paper studies the method of utilizing entity sculpting technique to set up curved hull surface model.
并利用计算机实体造型和模拟技术进行工艺方案的验证和优化。
The validation and optimization of the technological plans were performed by computer body molding and numerical simulation.
并利用计算机实体造型和模拟技术进行工艺方案的验证和优化。
The validation and optimization of the technological plans were performed by computer body molding and...
并利用计算机实体造型和模拟技术进行工艺方案的验证和优化。
The validation and optimization of the technological plans were performed by compute…
这种水平的连续常常被用在大多数实体造型系统中，来定义一个普通的倒圆角。
This level of continuity is often described as a basic fillet in most solid modeling systems.
该算法的理论基础是实体造型方法中的扫描变换思想和数学的极限思想。
The algorithm theoretic foundation is sweep representation thought in solid modeling and limit thought in mathematics.
针对CIM和并行工程的产品建模需要，探讨了实体造型的两种新途径。
Solid modeling techniques with precise NURBS surfaces and form features are studied to meet the needs of product modeling in a CIM and concurrent engineering environment.
然后在扼要地介绍了实体造型的现状之后，提出了几个值得注意的研究方向。
With the current state of solid modeling being briefly introduced several noticeable research directions are presented.
本文描述了一个将曲面造型和实体造型技术统一起来的试验性几何造型系统。
This paper is concerned with a geometric modelling system that integrates surface modelling with solid modelling.
根据几何建模原理以及实体造型技术，从结构和功能上进行了结构建模的构架。
According to the principles of geometry modeling and solid molding techniques, the structural modeling is established by the aspects of structure and function.
本文主要论述了以半边结构进行实体造型，并对造型的实体进行线消隐的算法。
This paper describes the method of modeling solid with half - edge structure and the algorithm of Line - Hiding of the sohd for plotting.
目前，HDCAD系统已能实现全部简单实体的造型和扫掠等复杂实体造型功能。
Now, the HDCAD system can realize simple entity modeling and complex modeling of sweep and blend.
本文论述了基于特征的三维实体造型与分析系统之间的模型及数据自动转换的问题。
The study of automatic exchange between modeling and data of 3-D solid modeling based on feature and dynamics system.
EMCAD系统结合了面向对象编程技术，数据库技术，参数化技术和实体造型技术。
EMCAD system combines Object Oriented programming technology, database technology, parametric technology and solid molding technology.
该方法利用一张X光片，通过进行图像处理、坐标变换和实体造型即可生成实体模型。
Given an X ray image, the solid model of corresponding joint can be got through image processing, coordinate transform and primitive construction.
本文以紧密啮合同向平行双螺杆为实例对其啮合机理和三维实体造型原理进行了阐述。
In this article, taking the close-intermeshing corotating bon-screw as an example, we analyze its intermeshing mechanisms by using AME.
提供了一种简单实用的空间凸轮实体造型系统开发方法，容易为一般工程技术人员所掌握。
A kind of simple and practical development method for entity modeling system of spatial CAM was provided; and can be easily mastered by ordinary technicians.
利用参数化实体造型的方法，为更加高速、快捷的造型、生产提供了一种切实可行的办法。
The possibility of errors was reduced. Solid parameters are used which provide a practical approach for more rapid and efficient forms .
基于实体造型，综合现有NC几何验证方法的优点，研究与实现了一种新的Z&N验证算法。
Based on solid model and general geometry validity for NC, the paper carries out a new Z & W algorithm.
以某型号的摩托车车架实物为基础，使用三维造型软件UG进行实体造型，在前后处理MSC。
Based on a type of motorcycle frame, this paper USES the UG software for entity sculpt combining some parts drawing, and grids in the pre-disposing and post-disposing software MSC.
大幅度地减少了人机交互时间，解决了高速列车流线型结构实体造型过程中设计周期过长的问题。
The time spent on human computer interaction is greatly reduced during the design process, as a results the problem on how to shorten the long period of structure design is largely solved.
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