A new method for constructing circular arc;
一种快速构造圆弧的新方法
If the section is a circular arc in the spatial slanting plane,the circular arc is the extremely reasonable bore hole path curve for slide drilling in minimum curvature method.
在此方法中,假设井段是空间斜平面上的圆弧,对于滑动钻进方式,圆弧是非常合理的井眼轨迹曲线。
Flexible forming the circular arc of sheet metal using plasma arc can be formed by combing V-shape bending,and also the geometrical relationship between circular arc bending part and V-shape bending part is investigated.
将金属薄板等离子体弧圆弧柔性成形视为V形等离子体弧弯曲成形的复合,分析了圆弧弯曲件与V形弯曲件的几何关系。
Research on method of processing product with arc generatrix shape;
无心磨削凸圆弧型素线产品应注意的问题
Facile equipment for turning inside and outside arc;
车削内外圆弧的简易装置
Kinematics and dynamics analysis about double horse head pumping unit with arc back horse head;
后驴头为圆弧的双驴头抽油机运动与动力分析
The Methods Research of C Program of Circular To Generate;
圆弧生成的C程序算法研究
This paper extended the circular and helical approach method into Double cir- cular and Double helical approach, and illustrated its application in the NCmatchining of rottery burs.
本文将双圆弧插补推广到双螺线插补,并闸述了在特种回转面刀具数控加工中的应用。
This paper presents a fast approach to compute the intersections of arbitrary curve which contains line-segment and circular.
二维曲线的求交是CAD&CG中的一个基本问题,论文提出了一种由圆弧和直线段组成的二维曲线快速求交方法。
This paper proposes a new kind of the circle arc interpolation ricursion algorithm of eight octants based on the principle of minimum deviation interpolation algortihm.
本文基于最小偏差插补算法的主要思路，提出了一种新的八卦限式的圆弧插补递推算法，其算法简单、插补精度高、执行速度快，可以方便地应用于各种两轴ＣＮＣ系统。
And discussed to express the circle arc and ellipse arc and to construct rotate surfaces with the uniform T-B-spline curves.
在介绍均匀T-B样条曲线理论的基础上,提出了均匀T-B样条曲线的阶基函数表达式,并讨论了椭圆弧及圆弧的均匀T-B样条表示及用均匀T-B样条构造旋转曲面的建模方法。
Also the curves can express the circle arc and ellipse arc and can construct rotate surfaces.
同时它还能精确表示圆弧、椭圆弧等二次曲线,推广到空间即可以表示旋转曲面。