Surface digitization and 3D CAD modeling are two key techniques in reverse engineering.
表面数字化和三维CAD建模是逆向工程中的关键技术。
Such porous scaffolds can be designed by CAD modeling method, and fabricated by rap - id prototyping technology.
仿生支架可以采用CAD建模方法设计内部结构，并采用快速成形加工制备仿生支架实体。
ABSTRACT The product analysis and CAD modeling is one of the research contents of the reverse engineering technology.
产品反求和CAD建模是逆向工程研究的重要内容之一。
In this paper, a new method for the global registration of the CAD modeling data to the 3d measured data is presented.
针对多点成形件成形误差检测中的三维数据配准问题，提出了一种用两步法将CAD模型数据和三维测量数据点全局配准的方法。
The product CAD modeling and implementing technology based on the Axiomatic Design and knowledge driven are put forward.
提出了基于公理化与知识驱动的产品CAD模型建立方法及实现技术。
The CAD modeling data of a motorcycle gasoline tank is constructed. And the CAD data can satisfy the demands of the enterprise.
建构的CAD数据满足了企业的设计需求，为企业节约了油箱模具的制造成本，并提高了模具的制造效率。
All the research work mentioned above is derived from background of reverse engineering CAD modeling and it has strong applied value.
以上所有的研究内容都是从反求工程CAD建模的实际工程背景出发，具有很强的工程应用价值。
ICT based CAD modeling technique is a new modeling method in reverse engineering domain. Three dimension reconstruction is a key process of it.
基于ICT的CAD建模技术，是一种引入了ICT这一高新科技的逆向工程方法，模型三维重建是这一技术的关键。
All the research work mentioned above is derived from practical background of reverse engineering CAD modeling and it owns strong applied value.
以上所有的研究内容都是从反求工程CAD建模的实际工程背景出发，具有很强的工程应用价值。
A measuring modeling technique is presented for obtaining solid model from material product based on CAD modeling technique in reverse engineering.
在反求工程CAD建模技术的基础上，介绍了一种从实物样件获取产品实体模型的测量造型技术。
Furthermore, a new method that combines CAD modeling software and finite analysis software to solve the engineering questions is set forth in the article.
同时，提出了CAD造型软件与有限元分析软件相结合解决工程实际问题的方法。
In collaborative design systems based on message communications, it is key issue to study the inner conflicts while communicating and maintaining CAD modeling data.
在由消息通信实现的协同设计中，认识和理解其内在的冲突，是CAD模型数据通信和维持数据一致的关键性问题。
Compared with the common CAD modeling, the reverse engineering modeling based-on physical model is very different in such as design idea, routing and technology etc.
基于实物模型的反求工程造型在设计依据、设计思路、处理方法与造型技术等方面与通常的CAD造型比较，存在明显区别。
Local B-spline surface designing strategy, a surface coincided technology, is proposed entirely originated from practical requirements in reverse engineering CAD modeling.
样条曲面的局部设计是完全根据反求工程CAD建模的实际需求而提出的一种局部区域曲面设计方案。
After comparing several common CAD modeling methods, the cubic parameter-spline curve is used to approach and interpolate discrete contour of usual and complicated rocket jet.
通过对几种常用的CAD造型方法的比较，对常用而复杂的喷管离散点型轮廓段的拟合插值采用三次参数样条曲线来完成。
Take example for the Antenna of some Video Receiver, Using the CAD modeling technology of CATIA V5, Researching the material application of CAD technique in military equipment designing.
以某视频信息接收机的接收天线为例，运用CATIAV5三维cad建模技术，研究了CAD技术在军事装备设计中的具体应用。
Deals with the process of reverse engineering, Expatiate the key periods of reverse engineering for 3d measurement using reverse software to rebuild the surface and CAD modeling in detail.
对机械产品的反求过程进行了系统分析，对反求三维测量、利用反求软件进行曲面重构、及三维造型等反求工程中的关键技术阶段进行了详细的探讨。
Basic theory and procedure of NC machining for free-form surface based on reverse engineering were introduced. Digital measure and CAD modeling as well as tool path generating were analyzed.
介绍了以反求工程为技术支撑的自由曲面数控加工的基本原理和全过程，并对其中的数字化扫描、CAD建模及刀具轨迹生成等关键技术作了进一步的分析。
The process how to use five axis high-speed milling machining in tire mould was introduced. The content includes CAD modeling, CAM machining, five axis tool machine and the processing method.
介绍了使用五轴五联动高速铣加工轮胎活络模的过程，内容涉及CAD建模、CAM加工、五轴五联动介绍和加工方法。
The research to improve the data quality of CAD model in original modeling stage is very significative both on theory and on practice.
提高初始建模阶段CAD模型数据交换质量的研究具有较强的理论意义和实用价值。
Nearly Arc Length parameterization curve palyes an important role in CAD and geometric modeling.
近似弧长参数化曲线在CAD和几何造型系统中有着重要的应用。
Feature modeling is the key technique in the new CAD system, it is the core technique of product model.
特征造型技术是新一代CAD系统的关键技术，是产品模型技术的核心。
A new CAD technology-hybrid modeling was stated.
论述了CAD复合建模新技术。
The information modeling of sculptured surface is discussed. An information processing and converting module are developed in order to integrate CAD and CAM.
讨论曲面零件信息建模方法，通过建立信息处理、转换模块以连接CAD/CAM 。
Based on CAD, automatic mesh generation and AI reasoning techniques, the problem solving framework for finite element modeling (FEM) of aeronautical thin wall structures is introduced.
介绍了利用CAD、网格自动剖分和人工智能技术相结合进行航空薄壁结构有限元建模的问题求解框架。
In this dissertation, networked information releasing technology was applied to part design in CAD system, brought forward a new three dimensional modeling method by networked parameter drive.
本文将网络化信息发布技术应用于CAD系统的零件设计，提出了通过网络化参数驱动建立三维模型的新方法。
So, the feature modeling technique is thought as an unique method of CAD/CAM integration.
因此，特征建模技术被认为是实现CAD/CAM集成化的唯一途径。
According to the analysis for the feature and requirement of testing fixture design, the general designing and modeling methods of testing fixture based on conventional CAD software is presented.
在分析了检具设计的特点和要求的基础上，提出了在通用CAD软件平台上进行检具设计建模的一般方法。
Among the modeling methods used in the CAD parametric curves and surfaces, the technique of blending curves and surfaces is being wildly study.
在CAD参数曲线曲面造型方法中，混合曲线曲面技术正被广泛研究，本文分两大部分。
This paper has described the rigorous methods of both design and geometric modeling, which can be used in the CAD for heavy casting and forging as well as heavy machinery.
本文介绍了严密精确的设计和几何造型方法，可用于大型铸锻件和重型机械的CAD和计算机辅助设计。
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