查询词典 cubic

A cubic expression, curve, or equation .

三次表达式，三次曲线，三次方程

The mathe-matic model and the corresponding data structure have been established. Es-pccially, the cubic spline curve fitting method has been developed and a better result has been obtained.

文中论述了服装样片数学模型及数据结构的建立，特别是发展了基于3次样函插值的曲线拟合算法，取得了好的效果。

In this model, a cubic B-spline curve segment is used as one element, and the FEM is adopted to find the B-spline active contour which minimize its energy.

该模型以三次B样条曲线段作为有限单元，运用有限元法对B样条主动轮廓的能量泛函极值问题进行求解，从而实现对图像的轮廓提取。

The antenna temperature curve of detecting cubic metal target by millimeter-wave radiometer in different trajectory is obtained by simulation.

对不同弹道下毫米波辐射探测立体金属目标的天线温度进行仿真，结果表明该方法得到的天线温度与实际探测更加吻合。

How to interpolate a sequence of given points with a C2 monotonicity preserving cubic spline curve is a basic problem in curve surface modeling techniques.

如何使得曲线在插值给定单调点列的同时，也保证自身的单调性是曲线曲面造型中的一个基本问题。

In this article, drawing method for grain composition curve by cubic spline function on computer is expounded, calculation method of sediment weight percentage for different grain-size classification is also put forward.

阐述了在计算机上如何利用三次样条函数用数学的方法绘制颗分曲线，并提出小于各粒径级别的沙重百分数的方法。

VC6.0 prepared by the cubic Bezier curve drawing procedures, use MFC framework document View structure.

详细说明：这是用VC6.0编写的绘制三次Bezier曲线的程序，使用MFC框架文档视图结构。

Then, a modifiable cubic polynomial curve is presented based on the basis functions, and the relation between the curve and the classical Bézier curves is discussed.

然后，基于该调配函数生成了一类可调控的三次多项式曲线，并讨论了该曲线与二次Bézier曲线及三次Bézier曲线之间的关系。

In chapter 1,we find out a kind of two-parameter invariant cubic curve family of a certainquadratic system which is important one for studying the distribution of limit cycles.

第二章讨论一般的二次系统具有三次代数曲线同宿环的充要条件，针对问题，我们采用了具有双曲鞍点的二次系统的标准形，利用仿射坐标变换，我们把系统和曲线同时简化，使问题得到了完满解决。

With SPSS software to simulate the relationship between soil moisture content and soil depth,the correlation was obvious and the equation type was cubic parabola curve.

用SPSS统计软件进一步对土壤水分与土层深度的关系进行拟合，结果表明土壤水分与土层深度的关系具有极强的相关性，其关系方程为拟和三次抛物线型。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。