查询词典 generating circle

Based on finite difference method and stereolithography file schema, the key techniques of mesh generation in foundry computer aided engineering system have been studied, including the technique for fast generating outlines of cross-section, the technique for handling error tolerance and the technique for rapidly generating mesh from cross-section.

基于有限差分法和标准模板库，研究铸造计算机辅助工程系统中的网格剖分关键技术，具体包括STL实体截面轮廓快速生成、容错处理，以及截面网格信息的快速提取等技术。

Based on those principle above, this paper excogitate two suits of drive designing schemes: the Generating turning and the Generating milling, and put the latter into practice.

依据上述原理，本文提出了范成法车削和铣削两种传动系统的设计方案，并对车削法方案进行了实施。

Firstly, it's proved that the base of free monoid is unique, and that the equation of a base, a generating set and a irreducible generating set in the semigroup with length; Secondly, it's given the relation of a primitive word and a word of indecomposable--Let and is indecomposable, then is primitive ;And by using the length's method and chart,some properties of primitive word have been proved and the solutions of the equation , are discussed; Lastly, on the base of some proposition in Free monoids and Languages ,the proofs of some properties are improved by instruction. For example: Let be a primitive word over X, where .Then is a code. And let then if and only if {} is a code.

首先，讨论了含幺半群中基的基本性质及基与最小生成元集的联系，并给出了含幺半群中基、生成元集、不可约生成元集三者之间的关系；证明了在有唯一长度的半群S中，不可约生成元集、基、最小生成元集三者之间的等价关系；其次，讨论了字的组合与分解性，得出了字的本原性与不可分解性之间的关系---若为不可分解的，则一定是本原的，反之，不一定真；并运用图示法证明了字的可补性理论，讨论了方程，的可解性；在此基础上，用归纳法进一步证明了本原字与码的有关命题--若是X上的一个本原字，其中，则是一个码；若则当且仅当{}是一个码。

Additionally, some trace elements in coals, which indicate the paleoclimate and the types of bog in coal-forming period, can also show hydrocarbon generating potential of coal, such as Cu which has a strong affinity to organic macromolecule in coals. Cu is a fades element, and may be an indicator element of hydrocarbon generating potential.

其中Cu既是一个有着与煤的大分子物质较强亲和力的元素，又是一个可以显示古气候古成煤沼泽类型的"指相"元素，因而在指示煤的生烃潜力方面可能具有普适性。

This paper presents an improved approach for line generating algorithm, five-step generating algorithm for line scan conversion of raster graphics.

本文提出了一种改进的直线生成算法——直线扫描转换的五步生成算法。

A property-based integrated line-generating algorithm, which is based on the Bresenham algorithm and makes full use of the symmetry, direction and continuity of the line, is presented to increase the speed of line generating.

在分析和比较了现有的直线生成算法后，以 Bresenham算法为基础，充分利用直线的对称性、方向性和连续性，设计了一个基于直线特性的直线生成集成算法，以进一步提高直线生成速度。

Based on the study on generation methods of cutting patterns, new methods for generating Geodesic Line, called Updated Geometrical Method, and for generating cutting pattern, called Secondary Geodesic Line Method, were put forward.

之后，在对各种裁剪分析方法比较和研究的基础上，提出了生成测地线的修正几何法和裁剪条元展开的二次测地线法，并编制了相应的计算程序。

Research on basic algorithms of Computer Graphics has deep significance, because each application generally need numerous call of the basic algorithms. The speed and quality of generating a picture are tremendously affected by that of generating each line or curve. This paper researches the basic algorithms of Computer Graphics including the algorithms of drawing and clipping of lines and curves both on the square grid and the hexagonal grid.

对计算机图形学基础算法的研究具有重要意义，因为在具体应用中，每一幅图形都由成百上千条直线和曲线构成，这样对于每一条直线或曲线的处理速度和质量就极大地影响着整幅图形的处理速度和质量，本文的工作是对计算机图形学中的基础算法进行研究。

Some applications of the Bezier curve to computer graphics are introduced in this paper. These include generating flowered patterns approximate drawing of profile of machine parts, designing the shape of industrial products with free curve, making three-dimensional picture of ratators with the Bezier curve as the generating line and plotting charts by smoothing out the graphs of discrete data of scientific experiments.

本文介绍Bézier曲线在计算机绘图中的某些应用，例如生成花纹图案，近似绘制机件的圆弧轮廓图，工业产品自由曲线轮廓的构形设计，生成以Bézier曲线为母线的旋转体三维图象，利用Bézier曲线的凸包性对离散的科学实验数据进行平滑处理绘出数据图表等。

Yide international brand-name companies for many years engaged in the marketing of diesel generating units and services, is well-known domestic brands - COOLTECH Ketai series diesel generating units and related intelligent control system for agents in Guangdong Province.

怡德公司多年从事国际名牌柴油发电机组的营销和服务，是国内知名品牌——COOLTECH科泰系列柴油发电机组和相关智能控制系统的广东省代理商。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。