1) tortoise patterns
龟纹图
1.
The change law of "tortoise patterns " reveals perspective effect in two-dimensional image editing.
"龟纹图"的变化规律,揭示了二维图像编辑中的透视效应。
2) moire
[英][mwɑ:] [美][mwɑr]
龟纹
1.
The moire phenomena appeared when scanning a halftone image was theoretically explained.
运用傅立叶分析的方法说明了加网和扫描的过程,对扫描半色调印刷品时所产生的龟纹进行了理论的解释,并提出了抑制此类龟纹的方法。
2.
In order to solve the moire caused by the superposition of several plates in the course of screen printing,the forming process of moiré was analyzed with mathematics method from the formation mechanism.
为了解决丝网印刷过程中由于各色版叠印产生的龟纹,从龟纹产生的机理入手,用数学的方法分析了龟纹的形成过程,推导了龟纹的周期公式并得出控制龟纹的一般规律。
3.
This paper describe the concept of moire occured in screen printing and the difference between the moire in screen printing and the moire in lithosraphy.
阐述丝网印刷龟纹的概念及其与平印龟纹的区别，分析丝印龟纹成因的６个方面：原稿、套印、加网、网版变形、承印面纹理及油墨厚度。
3) moiré
龟纹
1.
In real printing thereasily exists moiré because of regular gridding module.
规则的网模容易在实际的印刷过程中出现龟纹,为从根本上避免龟纹的产生,提出了印染CAD系统的适合印花行业的半色调算法,将基于六角形的7个圆作为一个基本挂网单元。
2.
Current resampling techniques computer new samples by simple interpolation methods like bilinear interpolation which can cause undesirable moiré artifacts when the original image contains high frequency components.
提出了一种减少印刷中龟纹现象的重采样算法 。
4) turtle graphics
龟图
5) Crack
[英][kræk] [美][kræk]
龟裂纹
补充资料：龟纹
龟纹 青铜器纹饰之一。其形四足趴伏，伸头，拖尾，背上满缀圆斑或涡纹等。一般刻画出龟的全形。有的和鱼纹装饰一起。也有介于龟鳖之间的形象。一般多施于盘内。盛行于商代，春秋战国时期仍有沿用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条