查询词典 conic function

This paper , which aims at the developing strategy of express service ,researching and analyzing Chinese and foreign express corporations current situation ,forecasts the demand of Chinese express market in 15 years with conic section model on the base of statistics.

本文立足于快递业的发展战略，调查并分析了中外快递公司在我国发展的现状，根据实际的快递业务数据，利用二次曲线预测模型方法对未来15年内的快递市场需求量进行预测，并在分析快递业存在问题的基础上，提出了快递业谋求发展的措施以及应付激烈竞争的对策。

A conic section whose plane is not parallel to the axis,base,or generatrix of the intersected cone.

圆锥的一部分，其切面既不平行于轴和基面，也不平行于圆锥母线

A conic section whose plane is not parallel to the axis, base, or generatrix of the intersected ''.

圆锥的一部分，其切面既不平行于轴和''。

Mathematics A fixed point whose relationship with a directrix determines a conic section.

焦点：一个与准线的关系决定圆锥形状的定点

This paper uses SPSS software to research the problem and discover some results: The relation between board size and EPS is remarkable but actually U conic section relations.

本文通过SPSS软件进行描述性统计，并利用所得数据和设计的模型，对董事会特征与公司绩效进行相关性分析，对提出的假设进行检验。

The results show that the section of conic is superior to that of cylindrical on filtration characteristic;the ceramic particle diameter of 20 micrometer or so is suitable for the filter media used for th...

结果表明：锥状截面陶瓷过滤元件从过滤特性上讲更优越；对整体煤气化联合循环陶瓷过滤元件的过滤介质来说，陶瓷颗粒直径为2 0 μm左右时是适合的。

Through the process of learning different kinds of theorems, solving various geometry problems involving using those theorems, as well as combining the usage of plane geometry methods with analytic geometry, especially with conic section, we gained our own unique understanding and strong interest of plane geometry.

通过对平面几何各种定理的了解、证明，结合高中数学联赛具体题目中各种定理、推论的应用，以及平面几何与解析结合在圆锥曲线问题中的实际结合，我们对平面几何有了自己独特的见解和浓厚的兴趣。

Given a hexagon circumscribed on a conic section , the lines joining opposite polygon vertices meet in a single point

已知一个六边形外切于一条圆锥曲线，那么连接这个六边形相对顶点的三条线交于一点。

Mathematics The ratio of the distance of any point on a conic section from a focus to its distance from the corresponding directrix.

离心率：二次曲线上任何一点到焦点的距离与到准线的距离之比对任一特定二次曲线来说，这个比值都是一个常数

Geometry a ratio describing the shape of a conic section; the ratio of the distance between the foci to the length of the major axis

eccentricity：释义 eccentricity 离心率椭圆的离心率即是指椭圆上点到焦点的距离与到准线的距离的比值。

Apllied the data of QuickBird-2——the highest resolution remote sensing,and based on the theory and methodology of fractal geometry,we have quantitatively studied remote sensing lineations in Gaolong gold deposit of Guangxi.

采用Quick Brid-2高分辨率卫星遥感数据，通过分形几何学的盒计维数法，定量研究广西高龙金矿区遥感线性构造。

So, sometimes, to change the color can not be your food (referring to the above-mentioned crustacean) has been a sign of boiling over.

所以，有时，来改变颜色，不能你的食物一直是沸腾了的迹象。