In this paper,two theorems on chord at contact equation of a nonsingular conic have been proved.
證明了非退化二次曲線切點弦方程的兩個定理。
Improvement of designing flat gauge of quadratic aspherical surface;
二次曲線非球面片狀樣板設計方法的改進
This paper studies the algebraic condition of degenerate conic with ray homogeneous coordinates. Based on the study, the singular point of degrnerate conic is further discussed.
用射影齊次坐標研究了二次曲線退化的代數條件,從而進一步討論了退化二次曲線上的奇異點。
The circular points are really a degenerate conic.
虛圓點實際上是一退化的二次曲線。
MAC Backoff Algorithm for WLAN Based on Quadratic Curve
基于二次曲線的無線局域網MAC退避算法
Ways for the Simplification and Drawing of the Binary Curve Equation;
二次曲線方程化簡與作圖的簡易方法
The Classification and Simplification of the Conic Equation by Using Square Formulation;
用配方法對二次曲線方程分類與化簡
conjugate lines in a conic
二次曲線的共軛直線
conic self-programming controller
二次曲線自編程控器
diauxic growth curve
二次[兩期]生長曲線
conjugate diameters of a conic
二次曲線的共軛直徑
family of confocal centred conics
共焦有心二次曲線族
conjugate lines in a quadric
二次曲面的共軛直線
tangent-cone of a qualric
二次曲面的切線錐面
Parameterized Drawing of quadric intersection in AutoCAD;
在AutoCAD中實現二次曲面交線的參數化繪制
Curvature monotony condition Tor the quadratic rational B spline curves.
二次有理B樣條曲線曲率單調條件
the curve structure and projective structure of the normal quadric surface;
常態二次曲面的曲線結構和射影結構
Determination of critical edge pressure and plastic zone for subsoil considering quadratic curve as mohr envelop
二次曲線作為Mohr包線時的地基塑性區
Fitting Conic to Scattered Data in a Plane
平面上散亂數據點的二次曲線擬合
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線或表面。
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