查询词典 parametric

First, a new explicit parametric solution of the matrix equation is proposed. Second, an existing solution of this matrix equation is extended.

首先给出了该矩阵方程的一种新的显式参数通解，其次对该矩阵方程已有的一类显式参数解进行了推广。

The advantage of this measure is that the optimum rational reparameterization's parametric speed satisfies that the maximum deviation from unity is the minimum in this family.

利用该方法求得的最优参数化在曲线的重新参数化曲线族中，参数速度偏离单位速度的最大值达到最小。

In this paper,a rational approximation method of the norm of parametric speed is given,which is more effective than the polynomial approximation.

文章根据等距曲线逼近的关键在于对其参数速度模的逼近，提出了对参数速度模有理逼近的2种形式，在此基础上给出了平面Bézier曲线等距曲线的逼近函数和误差估计函数，并导出了保持法矢平移方向的代数方式的等距有理逼近算法。

The method of the parametric estimation given in this paper is straightfor-ward and easy to use in real time.

给出的参数估计方法简捷易行，便于实时使用。

Based on mathematic operation function of ANSYS parametric design language, reliability calculation of component was realized by programming with APDL according to the perturbation method of reliability theory.

基于ANSYS参数化设计语言的数学运算功能，运用可靠性理论的摄动分析法，利用APDL编程实现零件的可靠度计算，避免了有限元建模、分析和结果的参数化提取等步骤。

Parametric amplifier in a number of microwave devices, widely used, usually in radar, navigation, electronic warfare, radio astronomy microwave systems such as receiver front-end amplifier, greatly increased the sensitivity of the receiver.

参量放大器在许多微波设备中得到广泛的应用，通常在雷达、导航、电子对抗、射电天文等微波系统中作接收机前端放大器，大大提高了接收机的灵敏度。

A relatively thorough research on the structure of the indexable milling cutter serial-parametric system and its key technology is presented in this paper.

从可转位铣刀设计的特点和参数化设计技术的要求出发，对可转位铣刀系列化设计环境的体系结构及其关键技术做了较深入的系统的研究，开发了系列化可转位铣刀的参数化设计系统。

Parametric CAD design system of face milling cutter is created.

建立了面铣刀参数化CAD设计系统。

This paper begin with a review of curves and surfces modeling, then we discuss the parametric polynomial minimal surface. This is followed by a discussion of the representations of catenoids and helicoids. Next, we discuss the numeric approximations to the minimal surfaces with piecewise polygons and B-Spline surfaces.

全文安排如下首先，我们简要回顾曲面造型历史和发展现状在第二和第三章，讨论参数多项式极小曲面；在第四章讨论悬链面和螺旋面的表示；在第五章讨论极小曲面的分片线性逼近；在第六章讨论极小曲面的B-样条逼近；最后，我们对全文做简单的总结。

The Enneper's minimal surface is the unique cubic parametric polynomial minimal surface one can find and one can not find any high order polynomial minimal surface in the differential Geometry literatures.

极小曲面被广泛应用于建筑设计，飞机轮船制造业，在结构化学，材料科学，植物学，动物学等领域被用作各种模型，在这些应用领域已有很多文献出现，但是，在CAGD领域几乎还没有关于极小曲面造型方面的工作。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。