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。
Concrete steps of it include: Product analyzing, data sampling, data analyzing, data restoring and CAD model rebuilding.
它在产品设计中的具体步骤有：产品分析，数据采样，数据分析，数据修复，CAD模型重建。
Preprocessing of "points cloud" data and surface reconstruction are the critical technology of reverse engineering and are the premises of building product CAD model.
“点云”数据的预处理和曲面重建技术是反求工程的关键技术，是产品CAD模型建立的前提。
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。
Reverse engineering, an important constituent part of CAD/CAM technology, is a main method in manufacturing complex product or product with main model.
逆向工程是快速制造复杂产品和有主模型产品的主要方法之一，是CAD/CAM技术的重要组成部分。
This product model has been successfully applied to the development of dynamic databases system of ring spinning frame product CAD.
该产品模型已成功应用在细纱机产品CAD动态数据库存系统的研制中。
Can find out from CAD final precision of product decide by manufacture error at each stage from model to fast prototype course in products.
从CAD模型到快速原型到产品的过程可以看出，最终产品的精度是由每个阶段的制造误差决定的。
The design of assembly process based on the solid model bulit in the CAD system is the basic requirement of the integrating of processing and the design of the product.
根据CAD系统上产生的三维实体装配模型设计产品的装配工艺，是产品设计与工艺集成的基本要求。
Information transformation technology from CAD system to digital assembly system was studied, and the product assembly model was built by using object-oriented method.
研究了CAD零件信息与数字化装配系统的信息转换方法，采用面向对象技术实现了产品的装配建模。
The design of new product is no longer a CAD software design only, but also can be a combined design of physical model design and CAD design.
新产品的设计不再仅仅是CAD软件设计，可以是物理模型设计与CAD设计的实、虚结合。
The Errors existed in CAD Model can be easily found out and corrected by Model Verification, especially to complicated product CAD model.
CAD模型验证能够对复杂产品的CAD模型进行检查，找出产品建模阶段的错误或不规范地方，进而改正产品CAD模型中存在的问题。
The product model in CAD is researched next to thoroughly, however, the product model in FEM field needs researching.
在CAD领域的产品模型的研究已基本成熟，但是在有限元领域的产品模型还有待研究。
When Volume CT scan is processed to industrial product, there are some position and orientation problems. Therefore registration between industrial product's CT slice model and CAD model is necessary.
在对工业产品进行体积CT扫描时，会存在定位偏差问题，所以工业产品CT切片模型与其CAD模型之间的配准是必不可少的。
The design of the structure of Caseegrain drawtube in space remote instrument was introduced. The product model was constructed using 3-d CAD technique.
介绍了空间遥感仪器中卡塞格伦镜筒的结构设计，利用三维CAD技术构建了产品模型。
Distributed CAD is a technology which USES technology of distributed computing, database system, orienting the whole life circle of product design, manufacture and supporting dynamic model.
分布式计算机辅助设计技术是充分利用分布式计算技术、数据库技术、面向产品设计制造全生命周期，支持动态建模与产品性能设计的设计技术。
The reverse engineering of geometric model based on product exemplar has become one of the research focuses in CAD/CAM field.
基于零件实物样件的几何模型反求技术已成为CAD/CAM领域中的研究热点之一。
Then, XML-based product model data can move across the Internet. Consequently, the bi-directional and seamless integration of various CAD/CAM/CNC systems…
应用XML实现产品信息的网上传递，从而实现网络环境下CAD/CAM/CNC的双向无缝集成。
Then, XML-based product model data can move across the Internet. Consequently, the bi-directional and seamless integration of various CAD/CAM/CNC systems…
应用XML实现产品信息的网上传递，从而实现网络环境下CAD/CAM/CNC的双向无缝集成。
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