Digital engineering drawing can use 3d model directly instead of 2d drawing.
数字工程图会突破二维图纸的模式，直接使用三维数字工程模型。
Management system of engineering drawing is a basic research subject with theoretical significance and wide engineering application prospect.
工程图纸管理系统是一个具有重要理论研究意义和广阔工业应用背景的基础性研究课题。
Engineering drawing recognition technique aims at converting scanned engineering drawing images into vector formats compatible with CAD systems.
该技术旨在将扫描的工程图像转换为与CAD系统相兼容的矢量数据格式。
Extracting symbols is an important step in the engineering drawing recognition.
工程图符号提取是工程图识别的重要步骤。
The automatic recognition of electro-symbol is the base of engineering drawing vectorization.
工程图纸中电气符号的自动识别是实现电气工程图纸矢量化的基础。
Good familiarity with engineering drawing relative engineering standard or specification& law.
熟悉工程绘图，相关工程标准和法规。
The recognition of scanned image of engineering drawing is very difficult in pattern recognition.
工程图纸扫描识别一直是模式识别中的难点问题。
Drawing the mechanical engineering drawing usually need to mark the dimension tolerance of the parts.
绘制机械工程图经常要标注零件的尺寸公差。
The integration of engineering drawing course applying information technology is imperative under the situation.
在这种形势下，运用信息技术对工程制图课程进行整合已成必然。
Electronic architectural drawing recognition technique is a main branch in engineering drawing recognition field.
基于电子版的建筑图纸识别是工程图纸识别领域的一个重要分支。
The development of the graphic flat is one of the most important works of the Network course of engineering drawing.
图形平台的开发研制是工程制图网络课程的主要工作之一。
The designing of the 3d animation is the key and difficult part in the Internet courseware making of engineering drawing.
三维动画设计是工程制图网络课件制作中的难点和重点。
This paper presents a method to build the three dimension model of auto body parts in computer based on engineering drawing.
本文提出根据工程图纸建立汽车车身零部件计算机三维模型的方法。
In engineering drawing, it is always inconvenient for orthographic projection to solve some measurement and orientation problems.
由于在工程图学中，用正投影法解决画法几何中的某些度量和定位问题往往很不方便。
Basic operation skill for Surface Grinder, Milling Machine and Lathe, Knowledge in basic engineering drawing and basic mold tooling concept.
能操作熟悉平面磨床，手动铣床，车床等设备，能看懂基本的工程图纸，具备基本的模具概念。
The projection drawing of assembly has been a big headache for stu dents when learning techniques of geometry drawing and engineering drawing.
组合体的投影作图，一直是学生在学习画法几何和工程制图当中的一大问题。
It is very important to paint the view of the assembly of chemical industrial mechanism during the process of the study of engineering drawing.
正确绘制化工机械组合体视图在工程制图学习中具有重要作用。
It has 5 pieces of module for parts modeling, plate work, fitting components, view expression and engineering drawing, and corresponding files.
具有零件造型、钣金、装配部件、视图表达、工程图纸五个模块及对应文件。
Through analyzing standard size's layout, this paper puts forward an algorithm of engineering drawing combination composing based on binary tree.
基于对标准幅面布局的分析，提出了一种基于二叉树的工程图组合排版算法。
Parameterized model technology can control the relationship between design elements and renew the change of model and engineering drawing automatically.
参数化几何造型可以控制设计元素之间的关系，并且自动更新对模型和工程图所作的修改。
In the detection of lines in engineering drawing vectorization, the method of best coinciding was adopted to attain the according standard line equation.
对工程图纸矢量化中线条的检测，采用最佳拟合的方法，得到了线条对应的标准直线方程。
A statistic and structure integrated approach for recognizing all kinds of symbols on engineering drawing is presented. It achieves a good recognition result.
提出一种统计识别与结构识别相结合的符号识别方法，以识别工程图纸中的各种符号，并达到了很好的识别效果。
"The method of kneading mud" has been implemented in teaching reform of our school recently as a very effective teaching method for engineering drawing course.
“捏泥构形法”是该校近几年教改探索中寻找出的最有效的制图教学方法。
The implicit graph information should be taken into consideration for engineering drawing recognition to imitate human behavior in reading engineering drawings.
工程图识别应该模仿人阅读工程图，把隐含图形信息提取出来。
In the article, a design example of an export ice machine is given to describe the application of 3d modeling and engineering drawing technique to product design.
本文通过出口国外的制冰机设计研制的实例，介绍了三维建模与工程制图技术在产品设计中的应用。
Aiming at the shortage of the current real model in the teaching for engineering drawing, this paper deals with the research and development of a virtual model lab.
针对目前工程图学教学中实物模型使用的局限性，研究了工程图学教学虚拟模型室。
Then SINOPEC engineering incorporation drew up the engineering drawing a-gain in 2002, and it was named as 《U shape tubular heat exchanger series engineering drawing》.
因此，中国石化工程建设公司于2002年重新绘制了工程图，并将其命名为《U形管式换热器系列工程图》。
In engineering drawing courses, the projection of point, line and surface is the basis of learning physical projection, which is often difficult for beginners to learn.
在工程制图课程学习中，几何元素点、线、面的投影问题是学习形体投影的基础，也是初学者刚开始接触制图知识，学习中容易感觉困难的部分。
In engineering drawing courses, the projection of point, line and surface is the basis of learning physical projection, which is often difficult for beginners to learn.
在工程制图课程学习中，几何元素点、线、面的投影问题是学习形体投影的基础，也是初学者刚开始接触制图知识，学习中容易感觉困难的部分。
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