four vector是什么意思

网络释义

用法例句

How to construct the electromagnetic field strength tensor by suing two four vector potential is discussed when magnetic charges are presented.

讨论了在磁荷存在时如何用两个四维矢势来构造电磁场张量 ,用所构造的电磁场张量及其对偶张量可以把电磁场的 L agrange密度 ,Maxwell方程、能量 -动量张量等表述更加简洁、更加明显地展示电与磁之间的对称性 ,并展示了其与通常无磁荷时相类似的形式 。

A general formula of Dopper shift is obtained from 4-dimensional wavevector transformation, and the transversal and longitudinal Dopper effect is also discussed.

利用四维波矢量变换导出了波在介质中传播的多普勒频移普遍公式,并讨论了纵向多普勒效应与横向多普勒效应。

A General Formula of Dopper Shift from 4-Dimensional Wavevector Transformation

用四维波矢量变换导出多普勒频移普遍公式

Comparing the result of the electromagnetic victor in Wienard′s stationary wave experiment

维纳驻波实验中电磁矢量作用结果比较

A one - dimensional array.

矢量，矢径一维数组

Multi-Parameters Estimation of Harmonics and Vector-sensor Array Based on Quaternion;

基于四元数的谐波信号与矢量阵列信号多参量估计算法研究

The Research on Three-Phase Four-Leg Inverter Based on 3D-SVM;

基于三维空间矢量调制的三相四桥臂逆变器研究

Novel 3-D Space Vector Modulation Scheme for Three-phase Four-wire Tri-level Converter

三相四线制三电平变换器新型三维矢量调制策略

A Distributed Vector Sensor with Three Dipoles for Two Dimensional Direction of Arrival and Linearly Polarized State Estimation

分布式三元矢量天线二维波达方向及线极化状态估计

Computational investigation of slot geometric structure effects on the flow-field of shock-induced fluidic vectoring nozzle

射流缝对激波诱导矢量喷管三维流场影响的数值模拟

Calculation of the Energy Levels andWavefunction for Four-well Potentialby Means of B-spline Technique;

一维四势阱能谱和波函数的B splines计算

isovector quadrupole oscillation

同位旋矢量四极振荡

Joint 2-D DOA and Gain Estimation Based on Acoustic Vector Sensor Array

一种基于声矢量传感器阵列的二维来波方向和阵列增益联合估计算法

He campaigned for the Serbs in the Bosnian war.

在波斯尼亚战争中，他四处为塞尔维亚人奔走。

The norm of a quaternion is similar to that of a vector.

四元数的平均值与矢量的有点相似。

The Scalar and Vector Analysis of Bessel Beams;

Bessel波束的标量和矢量分析

Migration Velocity Analysis of Elastic Vecterial Wavefield

弹性矢量波场偏移速度分析方法研究

DOA Estimation of Distributed Source Using Vector-Sensors

矢量传感器阵列分布源波达方向估计

Experiment Study on Space-filtering Character of Acoustic Dyadic Vector Sensor

并矢量传感器空间滤波特性试验研究

Design and Measurement of Millimeter-Wave Vector Modulator

毫米波矢量调制器芯片的设计和测试