查询词典 CAD

In this paper, a lot of research works of algorithms of mining CAD has been done. Many important mine specialty graph operation algorithms have been put forward. The main results are as follows: polygons cut out algorithm, two close polygons mutual, merge and subtract algorithm, polygon vector fill, any vector polygons area calculating and sequence polygons or multifold which has the direction and region area calculating, curve smoothing, graph element search for any region, graph element attrib collect in any region, parallel polygon or vector intersection-point push out or pull in, ore reserves and grade calculating for any type polygon, mine spatial data searching and boundary line tracking and automatic link algorithm etc.

论文在矿山图形算法研究方面做了大量的工作，提出了许多有价值的矿山专业图形运算算法，主要算法有：多边形裁剪算法、闭多边形的加、减、并算法、多边形的矢量填充算法、任意有向多边形、有向多连域、有向多边形序列面积算法、多种曲线光滑算法、任意区域的图元搜索算法、任意区域图元属性提取算法、多边形平行外推/内缩算法、任意多边形储量品位计算、矿山空间数据搜索算法、界线的自动追踪和连接等。

This study attempts to make a solution on how to match the color between glass infiltrating alumina core ceramic and the Vitadur Alpha veneering ceramic.

本研究在已经取得的高强度牙科CAD／CAM用多孔氧化铝材料的研究成果基础上，重点解决玻璃渗透铝瓷着色的问题。

It could be concluded that excellent color compatibility exists between alumina core ceramic infiltrated by No. 1～No. 4 glass powder and the Vitadur Alpha veneering ceramic.

实验证明，自行独立研制的4种具有特定颜色的玻璃粉能够有效地配合Vitadur Alpha饰面瓷完成对自然牙颜色的复现，使牙科CAD／CAM用玻璃渗透氧化铝陶瓷的整体性能达到了临床应用水平。

Finally, four kinds of infiltration glass powder with specified color were developed successfully. The color and its stability of infiltration alumina ceramic were tested. The color match between alumina core ceramic and the Vitadur Alpha veneering ceramic were also tested. The physical and mechanical properties of infiltration glass and alumina core ceramic were investigated.

考察了玻璃渗透后铝瓷的颜色及稳定性，并与VitaIn-Ceram作对比，研究了用自行研制的玻璃粉渗透铝瓷后的颜色与VitadurAlpha饰面瓷的颜色匹配性，测试了渗透玻璃及玻璃渗透铝瓷的物理及力学性能，使CAD／CAM用玻璃渗透氧化铝陶瓷达到临床应用水平。

The compatibility of these Accelerators manufatured by different OEM with VESA SVGA standard was investigated. Most of the results are excellent,but problems still remain.

出现这种趋势应归因于微机在CAD、轻印刷和多媒体技术的广泛应用，它们需要更快、更精细、更逼真地显示图形或彩色图象。

The digital 3-D human-modeling system makes it possible to integrate cockpit ergonomic design into the 3-D computer-aided design environment. It will reduce ergonomic redesign count, shorten the developing cycle of aerobus, and decrease the manufacturing cost products.

使用数字化三维人体模型，使驾驶舱的人机工程设计能够集成到三维CAD环境，有助于减少人机工程设计方面的返工、缩短开发时间、降低飞机的制造成本。

Results: Color of hypokinetic, akinetic and dyskinetic segments detected by 2DE in CAD patients became dark or disappeared or showed a opposite color in 2D or M-mode DTI, in PW-DTI mode profile these segments showed significantly lowered amplitude except for A wave of post wall in 3 levels.

脉冲波多普勒组织成像所测运动异常节段的峰值速度，除后壁三个水平短轴方向A波与正常组相应节段比较无显著差异外，余各速度均明显减低。

The anginal changes of two groups were compared and the safety of aspirin in CAD patients with coronary spasm were evaluated.

观察比较2组临床心绞痛发作的情况，经6个月的随访。判断阿司匹林在存在血管痉挛的患者中应用的安全性。

A CAD system for steel frame based on object ARX is developed with AutoCAD API and the Object-oriented technique. In this paper, some key programming technologies is studied, including design of structures, identification of floor system, also, it has presented the relevant implementing code.

采用面向对象的系统开发技术，完成了基于ObjectARX的多高层钢框架前后处理系统，扼要介绍了系统实现的关键技术，包括结构类的设计、可视化信息的选取、楼板的识别功能等，并给出了相应的代码。

An integrated CAD/CAPP system is developed to get the recognition and extraction of feature based on MDT API in AutoCAD ARX developing environment.

通过对箱体类零件特征进行面向加工的分析和抽象，建立了面向对象的零件特征统一的数据模型。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失