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。
A new data representation method called direction quantization representation is presented by simulating a simplified geometric model of biological compound eye.
基于对生物复眼几何结构的模拟，提出一类新颖而有效的数据处理方法——方向量子化方法。
The geometric model of the geometric error evaluation is established.
形位误差的几何模型建立。
Sets up and chooses the geometric model and mathematic model of Y-jet nozzle;
具体建立和选择了Y型喷嘴的几何模型和数学模型；
In order to perform numerical simulation, geometric model of trachea is needed.
在做数值模拟之前，需要先建立气管的几何模型。
A complex geometric model can be expressed with finite terms of the V-series accurately.
对复杂的几何造型，可以用V级数的有限项精确表示。
Based on parametric modeling module, geometric model of LA4V type axial piston pump was built.
基于参数化建模模块，构建了LA4V型轴向柱塞泵的几何模型。
In Mobile graphics Computing, 3d graphics is generally illustrated by meshes of 3d geometric model.
在移动计算中，3维图形通常是由几何造型的网格来表示。
Results Reconstruction of the geometric model for plaster model of dentition defect was carried out.
结果实现了牙列缺损石膏模型的几何模型重建。
Compared with similar literature, the geometric model was improved and new algorithm of heat load was designed.
在参考比较相关文献的基础上，改进了焊接几何模型并设计了新的移动热源计算加载算法。
Symmetry plane extraction is very important to the geometric model reconstruction of an object in reverse engineering.
在反求工程中，对称面提取对于点云的几何模型重建具有重要意义。
Parametric design is a modeling method. It uses important geometric parameters to construct and modify geometric model.
参数化设计是一种使用重要几何参数快速构造和修改几何模型的造型方法。
A ADAMS-based geometric model of grass piece is built, taking the rheologic characteristic of alfalfa into consideration.
考虑到苜蓿的流变学特性，利用ADAMS软件建立了苜蓿草片的几何模型。
Based on the analysis of the process of plane type cross wedge rolling, the geometric model of workpiece forming has been established.
在对板式楔横轧轧制过程分析的基础上，建立了楔横轧楔入轧制和展宽轧制过程中轧件变形的数学模型。
For square braiding structures, a representative geometric model of unit cell is presented through studying the actual braiding process.
从三维编织工艺和实际的编织过程出发，针对方形编织结构提出了一种单元几何模型。
The imaging geometric model of distributed satellites SAR is presented and the ambiguity function of distributed satellites SAR is analyzed.
建立了分布式SAR卫星的成像空间几何模型，分析了分布式小卫星SAR的模糊函数。
By use of geometric model and mathematic calculation, this paper draws a way for solving the alignment of vertical and rotational equipment.
通过建立几何模型、数学计算，得出一种有效解决竖直式转动设备对心的方法。
Finite element models of a complete stump socket contains geometric model, material characteristics, load condition and model boundary condition.
一个完整的残肢接受腔有限元模型包括几何模型、材料特性、载荷状况和模型边界条件。
Via the construction of geometric model, calculation formula for the head of worm lathe tool has been deduced, which has simplified calculation program.
通过构建几何模型，推导出蜗杆车刀头部的计算公式，简化了计算程序。
Based on equation of cutting edges, new geometric model and NC grinding model of rake face of ball end mill with constant normal rake Angle are modeled.
本文基于刀刃曲线方程，推导了球头等法前角前刀面的几何模型及其数控磨削模型。
The geometric model of Cross Flow Swirl Solid-Liquid Separate equipment with High Efficiency and mesh generation strategies were built with GAMBIT software.
以GAMBIT软件为工具，建立符合错流涡旋式高效固液分离装置实际流场机构的几何模型与网格划分策略。
In the study of virtual product presentation for E-Commerce, we focus on the geometric model based product presentation and image-based product presentation.
在电子商务中虚拟商品展示平台技术中，分别对基于几何模型的商品虚拟展示和基于图像的商品虚拟展示两种技术进行研究。
The design system which is based on geometric model and the above assembly model can support the Top down, decomposition process and the concurrent design process.
基于产品几何模型和装配模型的设计系统，能够支持产品自上而下、逐步求精的设计过程和并行产品设计过程。
The model increment annexation algorithm was devised to annex the incremental model onto primary geometric model at the client to form the modified collaborative CAD model.
设计出增量模型聚合算法，利用该算法将增量模型聚合到客户端原有几何模型上形成修改后的协同CAD模型。
This paper discusses the design of PRF of missile-borne SAR. The geometric model of missile-borne SAR is introduced and some factors related to the design of PRF are showed.
主要讨论弹载SAR脉冲重复频率的设计问题，简要介绍了弹载合成孔径雷达工作的几何关系，说明了PRF设计需要考虑的一些因素。
The geometric model and computer programming of local highway network plays an important role in traffic estimate, as well as the calculation of shortcut and its reorganization.
区域公路网络结构的几何模型及计算机实现、最短路的计算及其辨识在交通量预测中起着重要的作用。
By summarizing the structural characteristic parameters of multi layer wovens, some design criteria for multi layer wovens are put forward, and a geometric model is established.
归纳了多层机织结构的特征参数，提出了多层机织结构的设计原则，建立了多层机织物的几何结构模型。
To continue the numerical simulations of the conventional and improved schemes, some key technologies, including geometric model, contact, mesh adapting and remeshing, are solved.
通过对三维数值模拟实施过程中几何建模、接触、网格自适应和重划分等关键技术问题的处理，顺利完成传统方案和改进方案的模拟。
A method of the block adjustment based on a new strict geometric model for remote sensing images with high resolution (RSIHR), using few control points, is presented in this paper.
介绍了一种利用较少控制点、基于新几何模型的高分辨率遥感影像光束法区域网平差方法。
A method of the block adjustment based on a new strict geometric model for remote sensing images with high resolution (RSIHR), using few control points, is presented in this paper.
介绍了一种利用较少控制点、基于新几何模型的高分辨率遥感影像光束法区域网平差方法。
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