conic

Consider a family of parallel lines that cut the conic.

设有一组平行线与圆锥曲线相交.

A family of parallel lines cut the conic.

有一组平行线与圆锥曲线相交.

His chief work was on the conic sections but he also wrote on other subjects.

他的主要著作是关于圆锥线的,但也写过其他方面的著作.

Conic roller bearing is used for desirable bearing capacity.

园锥滚柱轴承,承载力大.

The machining includes drilling hole, machining inner conic hole, boring and trimming for smooth connection.

第二、机械加工:打孔及加工内锥孔,再用专用模 、 夹具钻孔, 镗孔成型,然后修整外形至光滑连接.

Pascal's Theorem points of intersection of opposite sides a hexagon inscribed in a conic are collinear.

帕司卡定理:给定一个圆上的六边形,则此六边形三对对边直线的交点在同一直线上.

In this paper , two theorems on chord at contact equation a nonsingular conic have been proved.

证明了非退化二次曲线切点弦方程的两个定理.

The circular points are really a degenerate conic.

虚圆点实际上是一退化的二次曲线.

Therefore, after implementing conic mation experiment, then we can establish suitable condition.

因此需实施确认实验后, 再设定适宜之条件.

The null test method for concave conic surface is discussed.

本文探讨了对凹二次曲面的零位检验方法.

This paper mainly studies the second case class of trust region subproblems involving conic model.

本文主要研究锥模型信赖域子问题的第二种情形.

Both the conic ring and the cone may be double ones.

并且锥体和锥形圈可以是双锥形的.

This paper introduces Averaging arch area property of conic.

本文介绍圆锥曲线中平分弓形面积的一个性质.

The conic is represented by implicit equation.

曲线不是用通常的二曲线方程来表示,而是用一种带参数的函数样条来表示.

The evolution of the morphology of the conic structure has been studied using SEM and TEM.

最后对锥状物结构的形成过程和表面型态之发展,也利用SEM和TEM来 观察研究.

Global error bounds for the solution set of an abstract conic inequality are studied.

针对一类有约束的抽象锥不等式,研究其可行解集的全局误差界.

Zeng Shan Mao Jian Li River is a drizzle of the Department Conic Camellia field production.

甑山毛尖乃溇河澧处的饭甑山茶场生产.

The traditional procedure of conic fitting utilizes the standard Eigen Value Decomposition ( EVD ) algorithm .

传统的二 次曲线 拟合使用标准特征值 分析算法.

Of the 14 conic volcanoes, the highest and most majestic is Nangelaqiu Hill.

14座火山中, 南格拉球山最为高大和雄伟.

Line with the conic question is one of the content of college entrance examination.

直线与圆锥曲线的题型是高考必考内容之一.

CNC Hydraulic Press Brake offers Conic Bending a maximum of 15 mm along the whole length.

电脑数控液压式折弯机提供“锥形折弯”全长尺寸最大可达到15毫米.

The first chapter introduces the trust region method, quadratic model and conic model.

第一章主要简介了信赖域方法的基本思想 、 二次模型和锥模型的研究状况.

Conic rotor brake motors are equipped which has safety limiter in both up and down directions.

电机采用锥形转子制动电动机,具有上下双向安全限位装置.