位置矢量

来看看位置矢量的改变。

And , we look at how the position vector changes .

粒子群优化算法中的位置矢量的评价策略

The Strategy to Evaluate Position Vector in Particle Swarm Optimization

当电荷的运动速度远小于光速时，空间任意点的位移电流密度矢量的大小与位置矢量r有关，且方向与电场的方向不平行；

When the moving speed of the electric charge is far slower than velocity of light , an arbitrary point in space , whose density vector 's quantity of translocated current is related to the place vector , and its direction is not parallel with the direction of electric field ;

基于损伤诱导矢量及元素位置矢量诊断结构损伤

Structural damage detection using damage induction vector and element assembled vector

我断言，这个位置矢量在平面上。

Well , I claim that the position vector is in the plane .

机构位置矢量方程式

Vector equation of position of mechanism

机构的位置矢量多边形

Vector polygon of position of mechanism

目的探讨位置矢量分析在偏瘫患者平衡功能评定中的应用。

Objective To investigate the application of position vector in balance evaluation of stroke patients with hemiplegia .

也许我应该用位置矢量来考虑，如果你们觉得有帮助的话。

Or , maybe I should insteadthink of it in terms of a position vector if it helps you .

这还是比较容易想到的，假如这是位置矢量，这是它的变化量。

Well , it might be good to think of , maybe , the position vector , and maybe its variation .

研究了六足仿生机器人三足步态，详细分析了直线行走步态和定点转弯步态，给出了直行和转弯动作时机器人6条腿的末端位置矢量表达式。

We had a research three-legged gait on hexapod bio-robot , and had a detailed analysis on straight walking gait and turning gait .

所以，开普勒第二定律说，加速度平行于位置矢量。

OK , so , in fact , what Kepler 's second law says is that the acceleration is parallel to the position vector .

将望远镜的位置矢量和光轴的方向矢量之间的夹角作为望远镜视场是否被地球遮挡的判断依据。

The angle between direction vector and position vector is used as the criterion to determine whether the telescope is in the shadow of the earth .

计算目标物的位置矢量和法向矢量，根据机器人抓取面的法向矢量，找到机器人要抓取的平面；

Compute the position vector and the normal vector of the object . And find the plane by which the robot grasp it by the normal vector of grasped plane ;

如果你看一下任何时刻运动时的，位置矢量和速度矢量，它们决定了某个平面。

So , if you just look at the position vector , and the velocity vector for any motion at any given time , then together , they determine some plane .

这3个标量为前述4个跨界导矢逼近矢量和曲面4个角点位置矢量的函数，调整3个标量就能修改曲面跨界切矢的模长和方向组合，从而改变曲面的形状。

The 3 scalars , which are function of the 4 approximated vectors and 4 corner position vectors of a Coons surface , control the depth and bias of the concave respectively .

你可以说，位置矢量在另一个时间或在任何时间，无论如何，位置矢量始终在这个平面上。

You could say the position vector at another time , or at any time , but in fact , what 's also true is that the velocity vector is in the plane .

本文提出利用位置矢量的三个方向余弦，称为三余弦数或三元数，代替经纬度，推导出无奇异再入质心运动方程。

The direction cosines of the vehicle 's position vector , called three-cosine or ` trinion ' , are presented to replace latitude and longitude to derive the singularity free equations of re-entry translational motion .

根据这个理论，容积图信号的采样灵敏度是位置矢量的函数，因而电流一电压电极对的位置对阻抗容积图信号的测量有很大的影响。

According to this theory , the sampling sensitivity of plethysmographic signal is a function of position vector , hence the location of current-voltage electrode pairs has great effect on the measurement of impedance plethysmographic signal .

本文分析了机器人轨迹规划的要求和特点，根据机器人末端执行器的位置矢量和姿态变换矩阵，推出一种轨迹规划的新方法。

This paper analyzes demands and characteristics of robot 's trajectory planning , Depending on position vector and attitude transformation metrix of robot 's end effector , it gets a kind of new trajectory planning method .

根据卫星编队飞行的线性化的相对运动方程（C-W方程），能得到任意时刻相对状态协方差矩阵和相对位置误差矢量的协方差矩阵。

According to the linearized relative motion equation of the formation flight ( C-W equation ), any time the relative state covariance matrix and state transition matrix can be got , thus , any time the relative vector covariance matrix will be able to calculate .

隔热屏位置对矢量喷管红外特征影响

Heat shield position on infrared characteristics of a vectored nozzle

交流同步发电机无位置传感器矢量控制

AC Synchronous Generator Sensor-less Vector Control

利用节点间估计距离和测量距离的差异构建位置校正矢量；

A location correction vector ( LCV ) was constructed by the differences between estimated distances and range measurements ;

同时，对发电模式下的无位置传感器矢量控制技术做了进一步的分析和仿真研究。

At the same time , further analysis and simulation of sensor-less vector control system in power generation mode have been done .

阐述了采用滑模控制的无位置传感器矢量控制原理，应用于永磁同步电机无位置传感器调速系统的方案。

This paper describes the principle of dislocation sensor vector controlling by slip form and scheme and the scheme of adjusting speed of dislocation sensor of permanent-magnet synchronous motor .

实验表明，无位置传感器矢量控制系统位置检测准确，动态性能较好，精度较高，可以投入实际生产使用。

Experiments show that , the sensorless vector control system estimate position angle accurately , achieve good dynamic performance , high precision , and can be put into practical use .

采用三维轴对称RNGkε湍流模型模拟了微型燃气轮机旋流燃烧室内的等温流场，用粒子测速仪（PIV）测量了旋流燃烧室内不同截面位置的速度矢量分布。

The isothermal flow field in a cyclone combustion chamber is being modeled by a 3-dimensional axis-symmetric RNG k - ε turbulent flow model . A particle image velocimeter ( PIV ) was use for measuring the velocity vector distribution in various cross-sections of a cyclone combustion chamber .

传统的结构化LIC方法不适用于非结构矢量场数据处理的主要原因有两个，一是矢量幅度的表现力不强，二是因分辨率等因素无法有效地应用于采样点位置随机的矢量场。

There are two drawbacks for the traditional LIC ( line integral convolution ) methods to visualize data of unstructured vector field : one is its restriction to a fixed resolution and the other is its poor ability of revealing vector magnitude .

随机脉冲位置电压空间矢量调制及其实现

Randomized Pulse Position PWM Based on Voltage Space Vectors and Its Realization