A METHOD WITH THE AID OF SECTION ELLIPSES Enlarge your space
截面椭圆辅助求解法巧用空间扩大法
Defines arcs and ellipses and identifies the classes needed to draw them.
定义弧形和椭圆并确定绘制这些形状所需的类。
Arithmetic to calculate the tangent point of driver's eye ellipses and the sight plane
汽车驾驶员眼椭圆与视平面切点的数学解法的研究
Finally line clipping algorithms against circles and ellipses are given.
最后，介绍了圆形和椭圆形窗口的直线裁剪算法。
This paper presented a leastsquare orthogonal distance fitting method for double concentric fragmental ellipses.
提出一种带有同心条件的双椭圆弧拟合方法。
In addition, the method can be simply extended to solve the fitting problem of several concentric fragmental ellipses.
该方法也可以扩展处理多个同心椭圆弧的拟合问题。
An instrument for describing ellipses.
椭圆规一种画椭圆的仪器。
Algorithms for drawing circles and ellipses on hexagonal grids are presented.
提出了在六角网格上显示圆和椭圆的算法。
The orbits of the planets are ellipses with the sun at one focus.
行星得轨道是以太阳作为焦点之一得椭圆。
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