现在我们接着研究关于矢量的分量法。
We now proceed to investigate the method of components concerning vector.
假如任意两个矢量的和等于一个给定的矢量,这两个矢量就称为该给定矢量的分量。
Any two vectors whose vector sum equals a given vector are called the components of that vector.
下面我要来重写一下矢量,用这里的,三个分量来写。
A And now I'm going to rewrite vector a in terms of the three components that we have here.
只有当几个分矢量在一直线上,那么表示其和的矢量长度才会等于这些分量的长度和或它们的差。
Only if the component vectors are on a straight line will the length of the vector for the sum be equal to the sum of the lengths of these components or to their difference.
三分量反射地震的本质是三维矢量反射波场。
The essence of three component seismic reflection is three dimensional vector reflection field.
应用最优控制理论,提出一种最佳快速转弯控制律,能在推力矢量控制下消除终端时刻垂直于初始视线方向上的速度分量。
Using the optimal control theory an optimal control law of agile turn is proposed enabling to eliminate velocity component in vertical director of initial sight under thrust vector control.
传统SVM - DTC中使用两个PI控制器来产生参考电压矢量的两个分量。
In conventional SVM-DTC, two PI controllers are used to generate the two components of reference voltage vector.
文中研究表明,反映说话人特征信息的特征参数矢量的各个分量通常具有不同的分布,对正确识别说话人身份的有效性是有差别的。
This article indicates that each component of the speaker's characteristic parameter vector usually has the different distribution, and has different validity.
由于风矢量有二或三个分量,径向风速作为风矢量的一个分量,不能为反演风矢量提供足够的信息。
Since wind vector has two or three components, the radial velocity, as one component of wind vector, can not provide enough information for retrieving wind vector.
本文讨论多元质量数据的矢量分析方法,几何变换,坐标旋转和初始变量的主分量计算不同变量的主分量值。
This paper deals with the multivariate vector analysis of quality data by geometric transformation, rotating coordinates and computation of the principal component of initial variables.
多元统计分析的主成份分析方法是对多维矢量数据提取主要特征分量,以此达到压缩矢量维数的目的。
The principal component analysis in multivariate statistic analysis is a method of compressing the dimension of vector data by extracting principal typical components from sample data set.
这种方法是利用参考基点的笛卡尔坐标和参考基矢量的笛卡尔分量描述物体的位置与姿态。
This kind of method describes the position and attitude of objects by utilizing Cartesian coordinates of reference base points and Cartesian components of reference base vector.
磁力梯度张量表示的是磁场矢量三个分量的空间变化率,能够很好地用于偶极子场源的定位跟踪。
Magnetic gradient tensor is that the three components of the magnetic field vector space rate of change, is able to do well for the dipole localization and tracking.
用矢量方法讨论了色谱模型中的轴向扩散项,指出轴向扩散项是扩散通量以分量的形式在主体流动通量上的页献。
The axial dispersion in chromatography models was discussed with vector method and the effect of diffusion on the bulk flow flux with its partial quantity form was pointed too.
本文提出的角度PWM方法着眼于电机的定子电压空间矢量,使其矢量角均匀变化,减小电压波形中的高次谐波分量。
The presented phase Angle PWM method is centering attention on motor stator voltage space vector and controls the vector Angle to vary linearly and so reduces higher harmonics in voltage wave.
感应电动机矢量控制技术是通过坐标变换,实现对定子电流的励磁分量与转矩分量的解耦控制。
The technique of induction motor vector control is a way to realize the decoupling control of stator current excitation and torque variable through coordinates transform.
异步电机矢量控制技术是通过坐标变换,实现对定子电流的励磁分量与转矩分量的解耦控制。
The technique of induction motor vector control is a way to realize the decoupling control of stator current excitation and torque variable using coordinates transform.
在测得转轮内部的绝对速度矢量后,按速度三角形原理进行分解,得到了绝对速度切向分量、相对速度及相对速度切向分量。
The absolute velocity was decomposed based on the law of velocity triangle, the absolute tangential velocity, the relative velocity and the relative tangential velocity were presented in this paper.
只有当几个分矢量在一直线上,那么表示其和的矢量长度才会等于这些分量的长度和或它们的差。
Only if the ponent vectors are on a straight line will the length of the vector for the sum be equal to the sum of the lengths of these ponents or to their difference.
利用球矢量波函数的定义及性质,提取出场的径向分量,将初级场分解为相对于径向的TE波和TM波,避免了复杂的矢量微分运算。
Using the definition and character of vector function, the field is separated to TM wave and TE wave relative tor without complex vector-differential operation.
分析矢量控制时,端部效应对永磁同步直线电机电磁推力谐波分量的影响,通过直线电机和旋转电机的实验数据比较,证明了理论分析的正。
The paper analyzes the force harmonics of the permanent magnet synchronous linear motor considering the end effects while the vector control technology is applied.
利用转子磁场定向的矢量控制技术,实现了异步电机定子电流的转矩分量和励磁分量的解耦。
Then the components between torque and magnetic field of stator winding current are decoupled which uses the rotor-field-oriented technology.
介绍了主分量分析法的原理和步骤,由此构成的新矢量,降低了输入矢量的维数,提高了变量间的不相关性。
Comparing new input vector constructed by this method with that constructed directly, the dimension of input vector is decreased and capacity of orthogonal among the variables is enhanced.
读写改造过的梯度矢量和其分量和梯度一样的方式,你可以通过加rg的下标在你的宏中来得到梯度向量和其分量。
In the same way as the gradient, you can add the RG su_x to your macro to access the reconstruction gradient (RG) vector and components of a variable quantity.
矢量分解法用于地面地震资料的叠前和叠后处理,以及VSP三分量记录的处理,都收到了良好的效果。
Applied to the processing of surface seismic data before or after stack and 3-component VSP data, the vector resolution method brings good result.
文中提出一种新型的、高精度的故障分量——综合负序矢量的概念 ,并给出综合三相负序分量的实时算法。
The concept of a new- style and high- precision fault component, synthetic negative sequence vector SNSV is proposed in the paper.
并且由于仅对于边缘点处的光流法向分量进行处理,算法速度也比基于完全光流矢量的算法有所提高。
Moreover, compared to those methods using complete optical flow vector, the new method costs less time because that only normal component of the edge point 'optical flow is evolved in the algorithm.
在通常的三分量vsp数据中,各种类型的地震波所对应的位移矢量在检波器的各个分量上均有投影。
The displacement vectors corresponding to various seismic waves in usual 3-component VSP data produce projections on all geophone components.
在试验模态分析中分量法及矢量法是非常简便实用的,但在处理密模态结构时会出现问题。
The quadrature and Vector methods are very simple and efficient in experimental modal analysis. The difficulties will be met in the consideration of structures with close-modes.
通过这四个矢量,利用空间解析几何的知识,最终推导出观测视场上风场的水平和垂直方向的矢量分量。
The horizontal and vertical wind sections of the observed field can be obtained by spatial analytic geometry operation and analysis based on the four ort…
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