A lot of vector fields are not gradients.
很多向量场都不是梯度。
This method for solving vector fields is exact and standard.
本文求解矢量场的方法是严格的和标准的。
I never said that the vector fields were rational functions.
我从没说过矢量场是有理函数。
Now,the other kinds of vector fields we have seen physically are force fields.
我们从物理的角度,研究的另一类向量场是力场。
The directional derivative according to the vector fields was introduced.
引入了相应于矢量场的方向导数。
The space distribution structure of the vector fields can be well expressed.
利用该方法成功地表现出了气象要素矢量场的空间分布结构。
A unified visualization method is presented for 3d scalar and vector fields.
本文给出一个三维标量场和向量场的视觉化方法。
The interface of core-annulus flow may be determined with the particle velocity vector fields.
采用速度矢量场的方法可以确定出环核结构分界。
This paper mainly describes a universal method for extracting surface from scalar and vector fields.
文章主要描述了一个从标量和矢量场进行表面抽取的通用方法。
And just to tell you again that is a strange partial differential equation relating these two vector fields.
再说明一下，这是关于这两个向量场，多少有点奇怪的偏微分方程。
Well, there's various nice features of work done by gradient fields that are not too far off the vector fields.
梯度场做的功有很多漂亮的性质，它们是特殊的的向量场。
Vector fields visualization is one of the most challenge researches of visualization in scientific computing.
矢量场可视化是科学计算可视化中最具有挑战性的研究课题之一。
There are many vector fields in nature and they play important roles in science computing and engineering analysis.
矢量场广泛存在于自然界并在科学计算和工程分析中扮演着重要的角色。
Oceanic and atmospheric flows are typical time-dependent vector fields, which belong to nonlinear dynamical system.
大气和海洋中的流场是典型的时变向量场，属于非线性动力系统。
I mean, again, 99% of the vector fields that we see in this class are defined everywhere so that's not an urgent concern, but still.
再次强调在，课堂上我们看到的99%的向量场，都是处处有定义的，就不必很担心了，但是还得注意。
Now, I know that you guys are not necessarily fond of computing flux of vector fieldS for surfaces so maybe you don't really see the point.
好吧，我知道你们其实不喜欢，计算一个向量场中曲面的通量，所以你们可能不知道我为什么要这么做。
On the basis of the normal form theory of vector fields, an algorithm to calculate the nonlinear participation coefficient is presented.
在向量场正则形理论的指导下，提出了求解向量场非线性相关系数的算法。
The authors propose the theory of normal forms of vector fields to the auxiliary dynamic system. This methodology is tested on a 4-bus power system.
为此对电力系统的辅助动态系统采用向量场正规形方法，对一个简单4节点电力系统进行了分析。
In this paper we have discussed the situation of the variation of the singular closed trajectories with a parameter in plane rotating vector fields.
本文研究在平面旋转向量埸中，奇异闭轨线随参数变动的情况。
X band bistatic Doppler weather radar is a new kind of weather detection radar system. It can detect three dimensional wind vector fields from the echo of rain.
波段双基站多普勒天气雷达系统是一种新型气象探测雷达系统，主要用于测量降雨回波的三维风场。
The experimental results show that the proposed method is a robust algorithm for measuring the movement of particles and the vector fields can be obtained with high precision.
结果表明，该算法在分析精度方面有很大的提高并且具有很强的鲁棒性。
The Visualizations section offers multimedia tools that demonstrate various physical phenomena, including Vector Fields, Electrostatics, Magnetostatics, Faraday's Law, and Light.
视觉化教材的部份提供了用来展示不同物理现象的多媒体工具，包括向量场、静电学、静磁学、法拉第定律和光。
In time and date and linear sequence, the vortices would then not exist in the same vector, or in the same specific astronomical gravity fields, and you would not then gain the benefits.
在时间、日期和线性序列之中，漩涡不会在同一个向量或相同的天文重力场中存在，你们也因此不会得到任何益处。
The optimization of solution is carried out by Iterated Conditional Mode (ICM) method. The initial segmentation label fields is gotten using vector histogram.
最小能量的优化求解用迭代条件模式(ICM)方法，初始分割标记场用矢量直方图法得到。
Recent years, support vector machine has obtained great success in the fields of handwriting identification, human face identification, text classification and so on.
近年来，支持向量机在手写体识别、人脸识别、文本分类等领域取得了很大的成功。
Support vector machine is a new technology of data mining, and it has been successfully applied to many fields.
支持向量机作为数据挖掘的一种新方法，在许多领域得到了广泛的应用。
The integral relationships of time-harmonic electromagnetic field vector are given, the effective sours of radiative fields is Studied, then some examples are calculated.
给出时谐电磁场矢量的积分关系式，探讨了辐射场的有效源，并应用于几个实例的计算。
Support Vector Machines(SVMs)is an algorithm of machine learning, which was widely used in many fields abroad.
支持向量机是一种机器学习算法，在国外已广泛应用于工程实践领域。
A variational method for retrieving wind vector from single-Doppler wind measurements is developed and the initial forecast fields are created from the retrieved winds.
文中给了一种由单多普勒雷达资料反演风矢量场的变分方法，并由此形成预报初始场。
A variational method for retrieving wind vector from single-Doppler wind measurements is developed and the initial forecast fields are created from the retrieved winds.
文中给了一种由单多普勒雷达资料反演风矢量场的变分方法，并由此形成预报初始场。
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