1.
family of confocal centred conics
共焦有心二次曲线族
2.
Curvature monotony condition Tor the quadratic rational B spline curves.
二次有理B样条曲线曲率单调条件
3.
An efficient extending algorithm for quadric rational Bézier curve
一种二次有理Bézier曲线延拓的有效算法
4.
The Existence of Plane of a Circular Section of the Second Order Surface;
与二次曲面有交线圆的平面的存在性
5.
conjugate lines in a conic
二次曲线的共轭直线
6.
conic self-programming controller
二次曲线自编程控器
7.
diauxic growth curve
二次[两期]生长曲线
8.
conjugate diameters of a conic
二次曲线的共轭直径
9.
conjugate lines in a quadric
二次曲面的共轭直线
10.
tangent-cone of a qualric
二次曲面的切线锥面
11.
On Some Fixed Value Theorems of Directed Distance for Conic Sections
二次曲线外切多角形中有向距离的定值定理
12.
Region Control of a Rational Quadratic Interpolating Curve Based on Function Values
基于函数值的有理二次插值曲线的区域控制
13.
the curve structure and projective structure of the normal quadric surface;
常态二次曲面的曲线结构和射影结构
14.
Determination of critical edge pressure and plastic zone for subsoil considering quadratic curve as mohr envelop
二次曲线作为Mohr包线时的地基塑性区
15.
Conic sections of different kind are projection graph, in which there are possibility to set perspective construction.
所有二次曲线皆为射影形,它们之间存在建立透射结构的可能性。
16.
On Some Fixed Value Theorems for Directed Areas in Elliptic Circumscribed Polygons and Their Applications
椭圆类二次曲线外切多边形中有向面积的定值定理及其应用
17.
Modeling Research on Quartic Rational Bézier Curve and Surface
四次有理Bézier曲线曲面造型的研究
18.
Fitting Conic to Scattered Data in a Plane
平面上散乱数据点的二次曲线拟合