每秒走过多少米就是线速度,和每秒经过多少弧度是相反的,那是角速度。
How many meters per second is linear, as opposed to how many radians per second, which is angular velocity.
不要把它,和角速度混淆。
角速度不是指每秒经过的路程,而是指每秒经过的弧度。
Angular velocity means not how many meters per second but how many radians per second.
实际的速度就是半径乘以角速度。
角加速度等于,角速度的导数。
And angular acceleration is the derivative of angular velocity.
旋度实际上衡量的是,在任意给定点,运动旋转角速度的两倍。
The curl actually measures twice the angular speed of a rotation part of a motion at any given point.
角速度是,当你释放它的时候,当它到达最低点,速度达到最大。
The angular velocity is zero when you release it and is a maximum when it goes through the lowest point.
单位都是,弧度每秒,和角速度一样。
The units are in radians per second, the same as angular velocity.
因此这是线速度,那个是角速度。
力场的旋度告诉你,角速度增加或减小的快慢。
And the curl of a force field tells you how quickly the angular velocity is going to increase or decrease. OK.
然后我将使其绕轴旋转-,像这样旋转-,为角速度,这个距离记为。
Now I'm going to rotate this about this axis-- - it's going around like this-- with an angular velocity omega R and this is at a distance, R.
特别地,取原点,让物体以一定的角速度,围绕原点旋转。
Instead of just somewhere,maybe I will have the origin,and I am trying to make it go around the origin in a circle at a certain angular velocity.
因此角速度,2π除以。,如果你用2π除以2。,大概结果就是2。
So the angular velocity omega, T which is two pi divided by T... 5 If you take two pi and divide it by 2.5, 5 it just comes out to be roughly 2.5.
扭矩除以转动惯量,就会引起角加速度,也就是角速度的导数。
Torque divided by moment of inertia is what will cause the angular acceleration, namely the derivative of angular velocity.
地球的轨道速度,称之为轨道,物体的角速度,它按照一定的,角度速度旋转。
The Earth has an orbital velocity, v I call it v orbital, and there is on the object the angular velocity, It goes around with a certain angular velocity.
磁流变液完全屈服时,磁流变液角速度随半径呈非线性增加,工作间隙中磁场越强,流场的非线性分布越明显;
When the MRF wholly yields, the angular velocity of MRF increases nonlinearly with its radius, the non-linear distribution becomes more obvious as the magnetic intensity in the working gap increases.
采用角速度多边形根据圆锥齿轮安装关系进行运动效率分析。
According to setting relation of taper gear, movement efficiency is analyzed with angular speed polygon.
其后,分析了爬楼梯轮椅曲柄平均角速度的改变对其稳定性的影响。
Effect of change of mean angular velocity of the crank on stability of SCWC was analyzed.
所以,抑制角速度解算误差的发散,提高其解算精度是该项技术研发的关键。
The key technique, therefore, is how to control the divergence of the angular velocity calculation error and improve the calculation precision.
在卫星姿控任务中,经常需要估计卫星姿态角速度。
Accurate estimates of the angular velocity are often required for satellite attitude control.
信封的摆动频率将永远固定在空间;没有角速度。
The envelope of the beat frequency will always be stationary in space; no angular velocity.
另外,我们找到了星体半径与角速度以及星体半径与中心密度之间的单调关系。
In addition we obtain the monotonicity of the radius of the star with both angular velocity and center density.
目标角速度测量误差是严重影响解命中问题解算结果的重要的输入误差。
The measure error of target palstance will badly influence the precision of resolving result of hit target problem.
新粒子的一个随机角速度改变量。
角速度匹配算法采用两种方法对变形角进行估计。
The angular rate matching algorithm USES two methods to estimate deforming angles.
主要研究了大角速度信号输入对栅结构振动式微陀螺及其检测电路分辨率的影响。
This paper primarily addresses the influence of large signal input on the resolution of the fence structure vibratory gyroscope and its interface circuit.
该算法对角速度建模精度的要求较低,无需卫星动力学方程,方法简单且易于实现。
The algorithm had low requirement to the modeling accuracy of Angle rate and no need of kinetic equation for satellite, which was simple and easy to implement.
研究了利用导引头天线测量的视线角速度在弹体的投影进行目标脱靶方向角识别的原理。
This method for the identification of target miss in azimuth makes use of the projection in missile body coordinate system of line-of-sight rate between the missile and target.
研究了利用导引头天线测量的视线角速度在弹体的投影进行目标脱靶方向角识别的原理。
This method for the identification of target miss in azimuth makes use of the projection in missile body coordinate system of line-of-sight rate between the missile and target.
应用推荐