- 更多网络例句与几何表示法相关的网络例句 [注：此内容来源于网络，仅供参考]
-
On the basis of B-Rep of CAD data and ACIS library,a technology of surface filling based on loop feature handling and outlines smoothing is presented in the paper,filling for the surface with complex concave edges is also studied in the paper.
以CAD数据的边界表示法和ACIS几何开发库为基础，提出了基于环特征处理和外边界光顺的曲面填充技术，对含有复杂凹缘的汽车覆盖件曲面填充进行了研究。
-
It provided a correct and reasonable mathematical model for the analysis of the ultimate bearing capacity and crankle stability of the thin-walled structure.
论文在比较了两种运动描述方法（完全拉格朗日法和更新拉格朗日法）异同点并分析了非线性几何关系及大变形下的弹性物理关系的基础上，基于增量虚功原理推导了几何非线性空间梁元单元切线刚度矩阵，采取分模块形式，分别表示了轴力、弯矩、双力矩对几何矩阵的贡献；通过球面显式荷载增量迭代式弧长法求解方法编制程序，很好地实现了几何非线性增量荷载的自动步长选择及全过程跟踪，为薄壁杆系结构的极限承载力分析和弯扭失稳分析，提供了较为精确合理的分析力学模型。
-
There are two means to measure the average prices of the assets in an Asian option theoretically:with the arithmetic average and with the geometric average.
亚式期权有两种理论上的表示方式，即采用算术平均法计算资产价格的平均值和采用几何平均法计算资产价格的平均值。
-
The lines in the P^3 will be mapped to the points in the P^5 by using the Klein mapping representation and the homogeneous Plücker coordinates, the dependency of screw system is determined, criterions of dependency are given, and the dependency on different geometrical conditions are listed.
利用Klein映射表示法，通过齐次Plücker坐标将P^3中的线映射为P^5中的点，来确定螺旋系的相关性，给出了相关性的判据，并列出了在空间不同几何条件下螺旋系相关性列表。
-
Multi-output combinational logic functions are located on the Karnaugh map and the common parts of each function overlap on this map, which makes it easier to find congener common miniterms and merge them.
该化简法要求用一张卡诺图表示多输出逻辑函数，使得它们的共享部分在几何上相互重叠，为辨识同类共享最小项和合并提供了方便。
-
The method in computer clsed befone is the method of nodal line. The method is appropriate if the computing procedure is separate from CAD procedure. But if they are integrative the method isn't appropriate.
以前的桥梁混凝土构件电算办法是节线法，这在结构计算程序与CAD程序是分开来时是合适的，如果CAD程序与结构计算程序合为一体时，节线法就不合适了，因为CAD程序的几何元素是用参数表示的[1 ] 。
-
In the geometry compression approaches presented in this thesis, the representation of a polygonal mesh is divided into two parts: the first part is termed topology information, which refers to the connectivity of the vertices in the mesh; the second part is termed as geometry information, which refers to the vertex locations and other attributes including color, normal, texture coordinates etc.
在本文中，一个多边形网格的数据表示为两部分：第一部分叫做拓扑信息，指多边形网格顶点之间的连接关系；第二部分叫做几何信息，指多边形网格坐标、颜色、法向以及纹理坐标等几何属性。
-
The interpolate algorithms of three-order NURBS curve and double three-orders NURBS surface are presented. The expressions of partial derivative and normal curvature of NURBS surface are derived by the theory of differential geometry. The geometric characteristics of different curvature area of the free-form surfaces are analyzed in detail. All these work lays a theoretical foundation for constructing the cutter location calculating model of free-form surfaces NC machining. 2 On the basis of analyzing the methods of cutter path generation, the standard of evaluating the various methods of cutter path generation is presented. The method of generating cutter path with constant scallop height is presented for the first time.
本文以提高复杂曲面多坐标数控加工精度和加工效率为目的，在对国内外研究现状进行深入分析的基础上，对数控编程中各环节的关键技术问题进行了深入研究，主要内容包括以下几方面： 1 分析了复杂曲面各种造型方法的优缺点，给出了根据各种边界条件所确定自由曲面的NURBS表示方法以及三次NURBS曲线曲面反算算法；用微分几何理论推导了NURBS曲面的偏导矢及法曲率计算表达式；对曲面不同曲率特性区域的几何特征进行了深入分析，为建立复杂曲面的数控加工刀位计算模型奠定了理论基础。
-
Feature parameters are achieved by comparing the coefficient of standard representation and general representation. As for cone, parameter of general representation has no explicit geometric meaning and can not reflect design intent.
基于二次曲面的统一表示方程，采用最小二乘法进行参数拟合，通过对比其标准形式和二次曲面的统一表示方程，确定圆柱曲面特征带有明显几何意义的参数圆柱轴线法矢量、圆柱的中心和半径。
-
On the basis of analyzing the characteristics of geological plane maps, the notion of the wire frame model illustrated by outline of geological blocks is proposed to describe the geometrical form of complex faults and the relationships among them.
在分析平面地质图数据特点的基础上，为准确表达复杂断层的空间几何形态和相互之间的关系，引入了由地质形体的轮廓线构建而成的线框架模型概念；修正了边界表示法模型有效构建的基本条件；从地层与断层之间的关系角度详细阐述了有效构建线框架模型的方法；提出了以线框架模型为基础的断层面整体构建技术思路，解决了复杂断层面三维构建问题。
- 更多网络解释与几何表示法相关的网络解释 [注：此内容来源于网络，仅供参考]
-
equation：等式
这里只考虑球体的表面(surface),中心点为c、半径为r的球体表面可用等式(equation)表示:这里用到一个IntersectResult类,这个类只用来记录交点的几何物件(geometry)、距离(distance)、位置(position)和法向量(normal).
-
homogeneity：齐性
将方程变成比例的形式等.第6章处理了一些涉及综合法的问题,第7章讨论了几何量与数之间的关系,若事物本身能表示成长度、面积或体积,则在方程中能用一个数表示这个量.韦达拘泥于希腊人的齐性(homogeneity)原则,即认为一个数表示线段,
-
cylinder plate method：杯碟法
cylinder 量筒,圆筒 | cylinder plate method 杯碟法 | cylindrical plot 圆筒图[一种表示生物大分子残基间几何关系的直观投影图]