theorem of four moment

The Covariant form of four-dimensional torque is studied, the expression of three-dimensional torque that meets relativistic demand is given, with the use of it, Some paradoxs of the torque are explained more satisfactorily.

研究四维力矩的协变式，给出满足相对论要求的三维力矩的表达式，并运用这一表达式对几个力矩佯谬进行了较满意的解释。

Calculation and simulation of back electromotive force and cogging torque for permanent magnet BLDC motor;

永磁无刷直流电动机反电动势及定位力矩的计算与仿真

Factors influencing noise of the motor systems such as cogging torque, HALL signal errors and armature magnetic field are analyzed.

本文分析了影响永磁同步电机噪声的因素,如定位力矩,霍尔信号的误差以及电枢反应磁场等。

The effects of stator and rotor eccentricity on the magnetic field distributions,cogging torque and unbalanced force were calculated in this paper by using finite element method(FEM).

采用有限元法计算分析了定子偏心与转子偏心对无刷直流电动机的气隙磁场、定位力矩及单向磁拉力的影响。

In the process of overturning stability analysis of counterforted buttressed quay wall with crane rail bearer,we shall consider the stabilization moment caused by the force of cutting pile.

设置桩支承的起重机轨道梁的扶壁码头结构形式,抗倾稳定性影响分析中应该考虑截桩力的稳定力矩。

The experimental results show that the new actuator can achieve small tilt angel and the tilt angle is linear with the current of the coils.

实验证明 ,该四维力矩器可实现小角度偏转 ,并且倾角与线圈电流之间具有良好的线性关系。

Research on 3-&4-Dimension Force/Torque Sensors with Parallel Structure;

三、四维并联结构力与力矩传感器研究

Object-oriented Four-dimensional Matrix DCT Coding of Color Video;

面向对象的彩色视频四维矩阵DCT编码

The gravitational effect of the celestial body with electric-magnetic charge、 magnetic momentum and quadrupole moment;

具有电(磁)荷、磁矩和质量四极矩天体的引力效应

RESEARCH ON MINIATURE FIVE DOF FINGERTIP FORCE/TORQUE SENSOR

微型五维指尖力/力矩传感器的研究

Color Video Coding via Four-dimensional Matrix DCT

彩色视频的四维矩阵离散余弦变换编码

Research on Four-Dimension Video Coding and Synchronization of Audio and Video;

四维矩阵视频编码及音视频同步技术研究

Research on Hierarchical Video Coding Based on Four-Dimensional Matrix Model Thoery;

基于四维矩阵模型理论的可调节视频编码研究

Research on Stereo Video Compression Algorithm Based on Four Dimensional Matrix

基于四维矩阵的立体视频压缩算法研究

Study on Axial Force in Hydrodynamic Torque Converter Based on Numerical Solution of Three-Dimensional Flow Field;

基于三维流场数值解的液力变矩器轴向力研究

Study on Miniature Six-Axis Force/Torque Sensor and Its Auto-Calibration;

微型六维力/力矩传感器及其自动标定的研究

Integrated Vehicle Control of Four Wheel Steering and Direct Yaw Moment Control

直接横摆力矩与四轮转向集成控制研究

A Research on Orthogonal Transform Algorithm for Color Image Based on Four-dimensional Matrix of Order n;

基于四维n阶矩阵的彩色图像正交变换算法的研究

Superclose and Extrapolation of the Tetrahedral Linear Finite Elements for Poisson Equation in Three-dimensional Rectangular Field

三维矩形域上泊松方程四面体线元的超逼近与外推

3D Numerical Analysis of Bearing Capacity Shape Factors for Rectangular Footings

矩形基础承载力形状系数三维数值模拟

3-Dimensional modeling and assembly in UG for a torque converter

基于UG的液力变矩器三维建模与虚拟装配

3D-CAD Calculation and Simulation of the Converter Tilting Moment

基于三维CAD的转炉倾动力矩计算与仿真

Forced Vibration of Initially Stressed Reissner-Mindlin Plates with Free Edges Resting on Elastic Half-Space Foundation;

弹性半空间地基上四边自由预应力中厚矩形板的动力响应分析