查询词典 polar

The polar form is used as the representation for one of the composite functions, whereas the Bernstein representation is used for another function. At the last part of this chapter, we consider the problem about generalized Bezier surface, which is defined in arbitrary convex polygon.

我们利用函数复合的思想去处理这个问题，被复合的两个函数一个用Polar形式表示，另外一个用Bernstein基形式表示，这样就可以充分利用Polar形式的多元仿射性，直接生成新的控制顶点，简化了证明过程。

In spite of Polar Levine ís colorful pop-ish idiosyncratic diatribe, there are a few points I tend to agree with.

尽管Polar Levine对流性特异的谩骂，对其中的某些观点我还是有赞同倾向的。

We study the substorm dipolarization occurring from 1730 to 1930 UT on Sep. 14, 2004 based on DSP/TC1, Cluster and Polar data, combined with the aurora and geosynchronous energetic particle measurements and ground-based magnetic field observations.

利用TC1、Cluster和Polar结合极光和同步高度及地磁的观测，研究了2004年9月14日1730~1930 UT时间段的亚暴偶极化过程。

The WGS 84 Datum is generally accepted as the best simple mathematical model for the overall shape of the earth, and is an ellipsoid with an equatorial radius of 6378.1370 km and a polar radius of 6356.7523 km, and is centred on the earth's centre and orientated to the spin axis.

WGS 84基准﹙ WGS 84 Datum ﹚被普遍接受为地球整体形状之最简单数学模型，是一个赤道半径﹙ equatorial radius ﹚ 6378.1370公里和北极半径﹙ polar radius ﹚ 6356.7523公里之椭球﹙ ellipsoid ﹚，以地球的中心为中心点，并定位於﹙ orientated to ﹚自转轴﹙ spin axis ﹚。

At least one layer of said I-Polar is optically anisotropic and is made by means of Cascade Crystallization Process, is characterized by a globally ordered biaxial crystalline structure with an intermolecular spacing of 3.4 } 0.3 A in the direction of one of optical axes, is transparent in the visible spectral range, and is formed by rodlike supramolecules representing at least one polycyclic organic compound with a conjugated -system and ionogenic groups.

所述I-Polar中至少有一层是光学各向异性的，并通过级联结晶工艺制得，其特征是在一个光轴方向上具有3.4±0.3的分子间间距的全局有序的双轴晶体结构，该层在可见光光谱区域内是透明的，并由代表至少一种具有共轭π体系和离子型基团的多环有机化合物的棒状超分子形成。

More about glide ratio will be discussed in the section on polar curve.

更多有关於滑降比的讨论，我们将会在「polar curve」一结中讨论。

This paper mainly discuss some application of polar form in Computer Aided Geometry Design.

本文主要讨论Polar形式在计算机辅助几何设计中的应用。

You can also import files form Ciclosport or Polar S Series heart rate monitors like S710i.

你还可以导入文件形式的 Ciclosport 或者就像 S710i 这样的 Polar S Series 心率监视器。

In the second chapter, we introduce the definition of polar form, the three representations of it and how to represent Bezier curves and surfaces by polar form.

第二章主要介绍了Polar形式的一些基本知识，包括Polar形式的定义、计算方法以及如何用Polar来表示Bézier曲线曲面。

Specifically, we apply the polar form in the conversion between triangular Bezier surfaces and rectangular Bezier surfaces. This problem helps us to understand the theory of polar form in a unified way. At the last half of this paper, we consider the problem of geometric continuity of parametric curves and parametric surfaces.

我们利用Polar形式实现了三角Bézier曲面和四边Bézier曲面之间的相互转化，同时通过应用，我们对Polar形式也有了一个统一、全面的认识；论文的后半部分考虑了参数曲线曲面间的几何连续性问题。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。