花纹

In this paper, two methods are presented.- computer aided interactive pattern design and pattern edit. Pattern mapping is described in terms of the parameters concerned with arc length, which is applied in the ceramics enamel product design and results in reasonable and realistic pictures.

本文介绍了计算机辅助交互花纹图案设计及花纹图案编辑的方法，并提出了一种按表面弧长有关的参数进行花纹映射，而且将这种花纹映射原理应用于搪瓷陶瓷产品设计中，花纹绘制合理，图形表现逼真。

Pattern design Pattera edit Pattern mapping Pattern rendering

花纹图案设计；花纹图案编辑；花纹映射；花纹绘制

The research of grading for beef marbling by computer vision was carried out in this paper for the first time domestically, the work that done and the accomplishment are as follows:(1) Using quantitative method ,beef marbling area was proved to be the most important quantification index of marbling "rich degree".

本文首次在国内利用计算机视觉和神经网络技术进行牛肉大理石花纹分级的研究，所做的工作和取得的成果如下：(1)从定量的角度明确了大理石花纹面积是大理石花纹"丰富程度"最重要的量化指标。

In this paper , this type of lace were particularly analyzed, including ground texture knitted by ground-bar and jacquard-bar, and pattern texture consisting of heavy pattern ,shadow pattern, liners, picot, corde. Besides, the hiberarchy was also analyzed.

本文详尽分析了这类花边织物，包括由地梳和贾卡梳编织形成的地组织，由主体花纹、阴影花纹、轮廓线、花环、加固花环组成的花纹组织，还分析了花边的层次结构。

This paper introduces the concept of automated intelligent tire design as basis, and then systemically presents the general framework of CAD 3-D digital tire model design platform. Its modules include the demand representation, demand preanalysis, product list generation, product list modeling, testing, tires knowledge-base and tire parts-base. The realizing process and key techniques of the product list modeling module are described, including calculation principle of groove section and groove modeling scheme ,and so on. This paper also introduces an improved algorithm of calculating groove centerline. Finally CATIA platform and VBA toolkit-based tire design system is established under detailed demand representation type.

在提出自动化智能轮胎设计概念基础上，系统地阐述了计算机辅助设计三维轮胎数字化模型开发设计平台的整体架构，包括需求表示、需求分析预处理、产品清单生成、产品清单造型、产品检验、轮胎知识库和轮胎零件库等模块；叙述了数字轮胎设计造型模块的实现过程和关键技术，包括花纹沟截面计算原理和各种花纹沟的造型方案等，同时，还提出了一种改进的计算花纹沟中心线的算法；最后基于CATIA三维造型平台和自动化语言VBA二次开发工具实现了在详细需求表示类型下的轮胎设计系统。

After seeing the function of graph symbol in processing and constructing pattern symbol database,using the Computer Assistant Designand MapGIS,this paper designs reaches to the realization of the all-purpose land pattern symbol database,and researches the arithmetic of the special pattern s of swampland.

在了解GIS图形符号处理和花纹符号建库功能之后，利用计算机辅助设计技术和MapGIS软件平台具体实现在本专业工作中可实际应用的通用土地花纹符号库，并研究沼泽地特殊花纹的填充算法。

The results showed that the dipped 500dtex nylon 6 bristlelike monofilament net fabric could be used instead of the bead flippers and chafers in 18.4-26 12PR tubeless agricultural tire with R4 block tread patterns,18.00-25 32PR tubeless OTR tire with general block tread patterns and ST205/75D15 6PR tubeless trailer tire to ensure the air tightness of tire,significantly improve the appearance,increase the productivity and decrease the production cost.

结果表明，以500dtex锦纶6浸胶鬃丝网眼布替代胎圈密封胶和胎圈包布应用于18.4-26 12PR块状R4花纹无内胎农业轮胎、18.00-25 32PR通用块状花纹无内胎工程机械轮胎和ST205/75D15 6PR混合花纹无内胎挂车轮胎，在确保轮胎气密性的前提下，可显著改善胎圈外观质量，同时可提高劳动效率，降低生产成本。

An experiment on forming of cross-hatch on the ablation material surface has been done under the condition of Mach 5 and tur-bulent boundary layer regime.Artifitial disturbances created by randomly setting several pins along a line perpendiculer to the flow direction have shown stochastical character of local cross-hatch and independence of global orderly structure,therefore the pattern appeared fractal behavior.

在外流M＝5湍流边界层状态下，模型为170×300mm￣2蜂蜡平板上进行了烧蚀花纹图案生成的实验研究，通过实验证明了人工安置干扰源并不影响烧蚀材料表面花纹的有序结构，对大面积烧蚀花纹的分析表明，局部花纹结构具有随机性质，因此烧蚀花纹具有分形结构的特性，用分形方法可以大致模拟花纹生成图案。

According to the pattern shape and the pattern block stiffness, the extracting method of pattern block mold profile is discussed.

根据轮胎花纹的形状和花纹块的刚度，阐述了从轮胎图提取出花纹块模具轮廓的方法；按照工艺要求，研究了设计模具型腔并适当调整型腔形状的方法。

In this paper,applying theory and practical technology of the expert system in tire tread pattern design are made researches and explorations.

本文对专家系统技术在轮胎花纹设计中的应用理论和实用技术进行了探讨和研究，建立了面向对象的轮胎花纹参数化图元库和花纹设计、选型、载剪、组合专家系统的规则库，并利用面向对象的专家系统骨架研制了轮胎花纹设计专家系统。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。