These products always have no ready drawing and CAD model.
这些产品加工时往往没有现成的图纸或CAD模型。
The researchers began with a 3d CAD model of a human finger.
研究人员开始了与人类的三维CAD模型手指。
It is between the CAD model and RP system connection software.
它是CAD模型与RP系统之间的接口软件。
First, the data registration scheme for CAD model of the impeller is studied.
首先研究了叶轮CAD模型与实物数据配准问题。
Feature technology is an effective way of integrating other information into CAD model.
特征技术是在CAD模型基础上集成其它信息的有效途径。
Methods The CAD model is divided into parts through finite element modelling technique.
方法采用有限元建模技术对CAD实体模型切分模块。
The CAD model of molar prosthesis is usually stored in standard templete library (STL) format.
磨牙修复体CAD模型通常以STL格式存储。
A new feature based re-modeling strategy is proposed to successfully reconstruct the CAD model.
为了顺利重构CAD模型，提出了基于特征的反求建模策略。
An optical mapping method for acquiring CAD model of turbine blade and its tiny holes is proposed.
提出了一种获得透平叶片及其微孔CAD模型的光学测绘方法。
The method of the optimization design for gear wheel spoke which is based on CAD model is investigated.
对一种基于二维CAD模型的齿轮辐板优化设计方法进行了研究。
The proposed method can be used for CAD model reconstruction of 3d objects and free smooth shape modeling.
这种方法可以用于3d物体的CAD模型重构和自由光滑曲面模拟。
The paper presents a new approach to CAD model reconstruction from cloud datas using neural networks (NN).
提出了一种新的基于神经网络的点云数据重构CAD光顺造型的新算法。
The three dimension CAD model of the car body is created based on connection property between assembly and part.
根据车身总成分及零件装配关系建立了车身三维实体模型。
CAD model reconstruction system based on subdivision is developed according to deeply study the subdivision surface.
通过对细分曲面的两种基本细分模式的研究，设计了一个基于细分的反求工程CAD系统。
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。
This paper investigates a novel robot-programming approach that generates a robot program automatically from a CAD model.
本文主要研究的是一种新型的机器人编程技术，从CAD模型中直接生成机器人的执行程序。
In this dissertation, some key technologies related to the CAD model reconstruction based on Industrial ct slicing data are studied.
本文系统研究了基于工业CT切片数据的CAD模型重构所涉及到的关键技术。
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。
The function of each model is analyzed and the construction of freedom surface and the CAD model are especially described and analyzed.
重点对反向工程中自由曲面重构和CAD建模进行了描述和分析。
This paper studied on free curved surface reconstruction of hand-drawing with reverse technology and "point-surface" CAD model reconstruction.
采用逆向技术路线，通过“点-面”的CAD模型重构过程对不能或不便用CAD功能来表达的手绘图案自由曲面重构进行了研究。
The principle method and process of establishing a CAD model according to the characteristics and requirements of RPM technology are discussed.
论述快速原型制造技术的特点和作为快速原型制造技术中的关键环节CAD造型，以及建立CAD模型的原则、方法和步骤。
Its motion cycle is introduced and computed. And the optimization design method of the system is discussed by way of setting-up of the CAD model.
在分析机构运动规律的基础上，通过建立数学模型，探讨了该机构优化设计的途径，并进行了CAD实际计算。
Then, the distance between point of STL model reconstructed by CT slices and CAD model is got by UG function and the error distribution is also got.
然后利用UG函数求取出CT切片重构的STL模型上的点到CAD模型的距离，得到误差分布。
CAD model is both a hot topic in the heterogeneous object research and a fundamental problem in the digital concurrent design and manufacturing of IFMC.
CAD模型是非均质材料零件设计与制造研究的热点问题，也是理想材料零件数字化并行设计与制造中的基础问题。
CAD model of LS200 helical structure is established by dividing the helical body into helical axis and helical blade and finite element meshing is performed.
将螺旋体分解成螺旋轴和螺旋叶片两部分，建立LS200螺旋体结构的CAD模型，并对其进行有限元网格的划分。
In this paper, the influence of the mesh generation method on injection molding simulating during the transition course of CAD model to CAE model is analyzed.
研究了注塑成型过程中CAD模型向CAE模型转换的方法和网格生成技术对注塑流动模拟的影响。
In the process of putting virtual prototyping technology into practice, the information integration and management of CAD model have been a bottleneck problem.
在虚拟样机技术实施过程中，CAD模型信息的集成与管理一直是一个瓶颈问题。
As an engineer or a person in the organization you are interesting about what activities are running around a particular CAD model, drawing or similar piece of data.
作为一个工程师或者组织的一员，你会非常关注某个CAD模型、草图或者类似的数据所经历的各种动态。
Developing a checking program for the data quality of CAD model to conduct an accurate, quantitative evaluation and management on the data quality of the model.
开发CAD模型质量检查程序，对模型数据质量进行准确的、量化的评估和管理。
Then XY section image and YZ section image between registered three-dimensional ct model and CAD model are compared to verify validity and feasibility of algorithms.
并把配准后的三维ct模型同CAD理论模型的XY方向截面和YZ方向截面进行比较，验证算法的正确性和可行性。
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