Optimization method of sequential tolerance design is proposed for 3 dimensional part manufacturing.
提出三维动态公差设计的一般模型和优化方法。
Based on the part surface errors and fixture setup errors, locating error model of three-dimensional part is built.
基于定位点处的尺寸偏差，建立了三维零件的定位误差模型。
After analysing the traditional position and constraint matrix, a judgement criterion of deterministic location for two-dimensional part and three-dimensional part has been given.
通过对定位矩阵的分析，提出了二维零件和三维零件确定性定位判断准则。
For instance, it's also the square of the Euclidean norm on R2, the length of a two-dimensional vector, a part of the triangle inequality, and quite a bit more.
例如，R 2的平方、二维向量的长度、三角不等式等都存在勾股定理。
Part 1 of this series explored the juxtaposition table (JTable), a two-dimensional visualization assistant used to arrange, classify, and compare potentially large quantities of data.
创建并置表，第 1部分：使用 Flex 创建JTable 介绍了使用并置表（JTable）这一二维可视化辅助工具来排列、分类和比较大量数据。
For those keen to know more: the computations involve "envisioning space and time as part of a four-dimensional crystal lattice, with discrete points spaced along columns and rows.
一点额外的话给那些想要知道更多的人：这个计算包括 “想象一下，时间和空间将成为水晶方格似的四维空间的一部分，不连续的点在空间纵横其间。”
The system can solve dimensional linkage, calculate man-hour quota, make operation drawing, and print out the operation sheet and the process route sheet of a part.
该系统能进行尺寸链解算，计算工时定额，绘制零件工序图，打印输出零件工序卡和工艺路线卡。
Before flanging auto-body panels, a feasible trimming line should be obtained, otherwise the final part shape after flanging cannot meet the dimensional requirement.
车身零件翻边前一般有修边工序，需要准确的修边线，否则翻边后零件达不到零件尺寸要求。
Measurement with CCD is a very effective non-contacted method for the dimensional measure, which is now widely applied to the precision measure of the part dimension.
利用CCD进行尺寸测量是一种非常有效的非接触检测方法，这种方法被广泛的应用于零件尺寸的精密测量中。
To efficiently evaluate design reconfigurable machining system performance such as quality, a model-based method was proposed to predict part dimensional variations.
为快速评估不同构型的可重构加工系统中零件的质量，提出了一种基于误差传递模型的尺寸偏差预测方法。
Three-dimensional reconstruction and quantitative characterization of the microstructure of materials is the most important and difficult part of material science.
材料微观组织结构的三维重构和定量表征一直是国内外材料科学领域的焦点和难点。
This design force is usually calculated under the assumption that all part dimensions fall exactly at the midpoint of the allowed dimensional tolerances.
该设计力通常是在一个假设条件下进行计算的，即元件的所有尺寸都正好处于尺寸公差的中点。
One primary step of the reverse engineering is the collection of three-dimensional data of the part surface.
实现逆向工程中的一个必要步骤是进行零件表面三维数据的采集。
In the first part, a measuring system of three-dimensional motions of spine was established with computer stereovision model.
本研究分两部分，第一部分以计算机立体视觉为模型建立脊柱三维运动测量系统。
Roller is one of the major process equipment for the flow forming. It has a significant effect to dimensional precision and apparent quality of the flow formed part.
旋轮是旋压加工中的关键工艺装备之一，对旋压工件的尺寸精度和表观质量起着至关重要的作用。
In the third part we chose direct slicing because of the limitation in traditional STL file, and direct slice the three-dimensional model to get the robot work path.
针对传统的STL文件的缺陷，采用了直接分层算法，对三维模型进行数据切片处理，生成机器人作业路径。
The variation of height, inclination, and dimensional games is part of the lucid peculiarity of the park.
高度、倾斜度以及尺寸的变化也是公园的独特之处。
If the edge line of the stamped part still has dimensional problem, this method can be used repeatedly to optimize the trimming line.
如果试冲零件边缘线有误差，可反复采用这种方法优化修边线。
In the first paper of the second part , it studies two dimensional noncommutative Lie algebra and its solvability, completeness and nonsemisimplicity and so on .
在第二部分第一篇论文中，我们系统研究了二维非交换李代数及其全形的可解性、完备性与非半单性等性质。
Part v: Sum up the integrated design of solar technology, tri-dimensional greenness, shading devices and external form of building so as to the conclusion of the research.
第五部分：对太阳能技术、遮阳系统和立体绿化三方面与建筑外观的一体化进行综述，并对研究结论进行总结。
CAD system for three dimensional electrode of turbo blade mould part is developed in this paper.
开发了一个针对涡轮叶片模具活块的电极零件的CAD系统。
Three-dimensional visual integrity of the source code matching, can be directly used in machine vision is the important part.
立体视觉匹配完整源码，可以直接使用，是机器视觉中的重要部分。
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。
Objective: to reconstruct the three-dimensional image of craniofacial part and realize virtual anatomy on Internet.
目的：研究基于网络重建颅面部组织的三维图像，并进行虚拟解剖。
Part two: The modes, operation procedure and characters of three-dimensional teaching method.
第二部分：三维教学法的模式、操作程序和特点。
While transverse inertia effect make the deficiency at the upper part seem more upper, the influence of three-dimensional effect goes to the contrary.
横向惯性效应导致浅部缺陷位置浅判，三维效应的影响与此相反。
The monition equations of airfoil are written as the four dimensional first order differential equations. Taking airspeed and the linear part of pitching stiffness as the bifurcation parameters.
机翼的运动方程可以写成四维一阶常微分方程，取广义气流速度和线性俯仰刚度作为分岔参数。
In part three-dimensional modeling and virtual assembly cartoning machine assembly based on the completed parts of the processing, the final completion of the actual assembly of the cartoning machine.
在零件三维建模和装盒机虚拟装配总成的基础上，完成了对零件的加工制造，最终完成了装盒机的实际装配。
We believe the goal system of these two dimensional angels can play a certain guiding and reference part for effective operation of the oral teaching in senior school.
我们相信，这两个维度的目标体系会对高中阶段口语教学的有效实施起到一定的指导和借鉴作用。
We believe the goal system of these two dimensional angels can play a certain guiding and reference part for effective operation of the oral teaching in senior school.
我们相信，这两个维度的目标体系会对高中阶段口语教学的有效实施起到一定的指导和借鉴作用。
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