转动速度

Based on position analytic formulae, translational and rotational Jacobian are adopted to analyze the manipulator velocity.

在机构位置解析公式的基础上，采用移动Jacobian和转动Jacobian对机构的速度进行了分析。

A new kind of dynamic model was presented based on Lagrange theorem. The steering angle, tilting angle and the pitching angle are taken as the inputs of the model.

基于拉格朗日方法提出了以转动车把的控制量、调整后轮驱动速度的控制量和调节机器人重心的控制量作为输入量的自行车机器人的3输入3输出的非线性动力学模型。

The aeroelastic model experiment of Shanghai World Financial Center was carried out in TJ-2 boundary layer wind tunnel. Then, a study was conducted on the interference effects of distant buildings with half the height of World Financial Center and the nearby Jin Mao Building with nearly the same height of World Financial Center on average and root mean square value of horizontal and rotational displacement, Absolute maximum acceleration on the top of World Financial Center.

在同济大学TJ-2边界层风洞中进行了上海环球金融中心气动弹性模型的风洞试验，分析了距离较远且高度约为环球金融中心一半的周边建筑以及距离较近且高度与环球金融中心相当的金茂大厦对环球金融中心顶部平动和转动平均位移、均方根位移和绝对最大加速度的干扰效应。

She badly misplayed, mistimed, misjudged the ball, and you have to wonder how much of it was due to the fact she turned her head too much with the ball and how much of it was due to the ball's incoming speed.

她错误的时机，错误的判断球，你会怀疑这更多的归咎于她过多的转动头部还是来球的速度。

Motion synchronization between tool in X direction and principal axis rotation was controlled by electronic gearbox in cam turning. And profiling mechanism could be superseded by servo tool-holder. Linear motor direct drive servo tool-holder was designed, and host-slave control system with PC and DSP was developed for the require of high-speed and realtime servo. The technical process was analyzed in cam turning. Servo tool holder with tool swinging and principal axis variable rotate speed were presented to keep constant cutting angle and speed.

将电子齿轮箱用于凸轮车削加工系统的传动，以伺服刀架取代了传统加工的靠模装置，实现了刀具X方向直线运动与机床主轴转动的同步控制；设计了直线电机直接驱动的伺服刀架及基于PC与DSP构成的上—下位机控制结构，采用DSP进行实时控制以满足高速伺服需要；对凸轮加工过程的工艺特点与恒角度、恒速度车削进行研究，提出了具有刀具摆动功能的伺服刀架与机床主轴变转速运动方案。

If you turn this switch, you can control the sped of the machine.

转动这个开关，你就可以控制机器的速度。

Defined the velocity gradient tensor and showed how it can be broken down into the sum of the strain rate tensor and the rotation rate tensor.

定义速度梯度张量，并说明如何将它表示为应变速率张量与转动率张量的。

From the tower crane or organizations to adopt domestic brand-name three-speed motor, a third gear the pace of work; first-class quality, long-term frequent trouble-free; Change adopted by the electromagnetic brake brakes with the overall design of forming programmes, good mechanical properties, making car operation Flexible comfortable, safe and reliable, significantly prolong its life; Rotary organizations to adopt the form of hydraulic coupler, turning soft, well-targeted, efficient.

塔机起升机构采用国内名牌三速电机，具有三档工作速度；品质一流，能长期频繁无故障工作；变幅机构采用带电磁制动刹车装置整体设计成型方案，机械性能好，使得小车运行灵活自如，安全可靠，明显延长其使用寿命；回转机构采用液力偶合形式，转动柔和、定位准确、工作效率高。

The results of experiment on zebra fish and microscopic images have verifiedNMI based image mosaicing is available when there are not many feature points andfaster than Zernike moment/phase correlation methods. The results of experiment onphotographs taken by pinhole camera shows Zernike based method can eliminate falsematches effectively and proves its robustness.

归一化转动惯量法对斑马鱼及显微图像拼接实验结果表明在特征点较少时仍能实现正确匹配，较Zernike矩和相位相关法有较大的速度优势；Zernike矩法对针孔相机拍摄的场景图片进行拼接结果表明该方法能有效的去除伪匹配，有较好的鲁棒性。

Because of its light weight, small moment of inertia and small damping, the speed, angle of attack and direction of MAV in hedgehop will change suddenly when the gust including its magnitude and direction changes randomly. This movement will affect the stability of MAV.

突风环境是微型飞行器超低空飞行时无法回避的，因其重量轻、转动惯量小、气动阻尼小，风力和风向随机变化的突风将引起其飞行速度、迎角和方向的突然变化，使其不能稳定工作。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。