1.
Algebraiec Interpretation of Coeffients of Quadratics Undergoing Angular Transformation;
旋转变换中二次曲线系数的几何解释
2.
conjugate lines in a conic
二次曲线的共轭直线
3.
The Topological Classification of the Quartic Invariant Algebraic Curve Cycles in a Class of Qudratic System;
一类二次系统四次不变代数曲线环的拓扑分类
4.
conic self-programming controller
二次曲线自编程控器
5.
diauxic growth curve
二次[两期]生长曲线
6.
conjugate diameters of a conic
二次曲线的共轭直径
7.
family of confocal centred conics
共焦有心二次曲线族
8.
conjugate lines in a quadric
二次曲面的共轭直线
9.
tangent-cone of a qualric
二次曲面的切线锥面
10.
The Density of Algebraic Curve Homoclinic Cycle for an Integrable Quadratic System;
二次可积系统的代数曲线同宿环的稠密性
11.
Research on Conic Section Comparison Integral Interpolation Algorithm of Numerical Control System
数控系统二次曲线比较积分插补算法研究
12.
The Relation between the Principal Direction on a Point of the Surface and the Principal Direction of the Quadric Curve;
曲面上一点的主方向与二次曲线的主方向的关系
13.
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
14.
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
15.
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
16.
Fitting Conic to Scattered Data in a Plane
平面上散乱数据点的二次曲线拟合
17.
a curve or surface whose equation (in Cartesian coordinates) is of the second degree.
方程式是二次方程式的曲线或表面。
18.
The circular points are really a degenerate conic.
虚圆点实际上是一退化的二次曲线。