本文提出了三维参数化特征造型的一种新的思路和方法。
A new methodology on three-dimensional parametric feature-based modeling is presented.
最后讲述了草图尺寸标注在参数化特征造型系统EB3D中的实现。
Finally, narrated the realization of sketch dimension in the parametric feature model system EB3D.
对于参数化特征造型系统的几何核心的研究，一直是构造成功计算机辅助设计系统的关键技术。
Research on geometric kernel of the feature-based parametric modeling system is one of the most important technologies for buildin...
拓扑元素的命名和辨识是基于历史的参数化特征造型中的一个关键问题，其实质是维护设计过程中隐含的设计意图。
One of the fundamental issues with history-based parametric feature modeling is how to effectively name and identify referenced topological entities.
采用特征对象化的设计思想，在特征造型和3维实体几何造型的基础上，研究液压集成块的3维参数化设计方法。
On the basis of Feature Modeling and 3d Solid Geometry Modeling, with the idea of Object-Oriented Product Design, a 3d Parametric Feature Modeling Method is applied to develop manifold.
该方法使特征定位基准在特征造型过程中保持不变，且不随特征定位约束参数的改变而变化，能很好地满足参数化变动设计与拓扑结构变异的要求。
This method keeps the location base of form feature invariance during the feature modeling and editing, and it is suitable for feature parametric variational design and topological variation.
目前网络CAD系统的核心造型系统大多是基于特征的参数化造型系统。
Currently, feature is employed by most of the parametric solid modeling systems which are the kernel modeling system of the network-centric CAD systems.
基于特征的参数化几何造型是一种新型、快速的造型方法。
Parametric feature-based modelling is a new, fast modelling technique.
基于特征的参数化几何造型是一种新型、快速的造型方法。
Parametric feature-based modelling is a new, fast modelling technique.
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