查询词典 angular velocity

An accurate and simple formula of the absolute angular velocity of the rotating coordinate system Including solar gravitational perturbation is derived.

所提供的相对动力学模型与J2000坐标系下的绝对动力学模型完全等价。

As one of the most often used mountings, the altazimuth mounting satellite tracker has a blind area near the zenith because of the very high azimuth angular velocity, as a result, discontinuous observing data are caused. As for those fast flying satellites, this kind of blind area is very significant because it causes difficulties in precisely determining the satellites' orbits.

作为最常用的一种机架，采用地平式机架的人卫跟踪仪在观测天顶附近区域的目标时，由于方位转速过大而不能连续观测，存在一个固有的天顶盲区，特别是对飞行速度较快的近地卫星，这个盲区的影响是相当大的。

The first process is to optimize the geometric parameters of the press, on the assumption that the servomotor rotates at a constant angular velocity equal to that of the constant velocity motor. The second process is to optimize the displacement trajectory of the servomotor based on the results of the first process while keeping the geometric parameter unchangeable.

然后，建立了混合驱动压力机的优化设计模型，并将优化分为两步：第一步，假定伺服电机角速度与常规电机相同的条件下，优化设计出压力机的尺寸参数；第二步，在第一步优化结果的基础上，使机构的尺寸参数不变，优化设计伺服输入运动规律。

Constant Angular Velocity mode and Constant Linear Velocity mode are integrated to build a single spindle motor control module to incorporate with long-seek servo. CAV mode and CLV mode are performed to show its feasibility. The experiment results showed that the pick-up-head can perform arbitrarily track-jump command, quite well.

此外，在主轴马达伺服部分，提出以跨轨旗标讯号来决定使用『碰-碰』控制法则让主轴马达转速变化的执行时间，也将主轴马达伺服中的等角速度控制模组与等线速度控制模组整合成功，形成单一的主轴马达控制模组，使与长寻轨伺服结合而更易於操作，让不论内、外寻轨的任意跨轨命令皆可以达成定线速度或是等角速度的控制目标。

Based on the improvement of exponential map, a novel motion parameterization method called Dual Exponential Map which can depict translation and rotation, linear velocity and angular velocity simultaneously was proposed.

对指数映射方法进行改进，提出一种双指数映射运动参数化方法，用于同时描述关节模型的平移与旋转、线速度与角速度。

It is noted that control varies of velocity and angular velocity are defini ed by structure equations and Gaussian curvature.

指出速度控制变量和角速度控制变量完全由结构方程和曲面的高斯曲率决定。

The method applies fuzzy control theory to obtain the appropriate velocity and angular velocity by selecting optimal parameter of fuzzy logic controller.

该方法通过合理选择模糊控制器的参数和优化规则库，使其输出合适的线速度和角速度，从而控制移动机器人准确地跟踪预规划的路径。

Methods Both knees of 16 cases with nerve function abnormality and 16 cases with traumatic osteoarthropathy were evaluated by Cybex 300(60°/s) before and after isokinetic training.The angular velocity began at 60°/s,90°/s,120°/s,150°/s to 180°/s,from here the velocity was gradually descended to 60°/s.

伴神经异常和单纯骨关节伤病后的患者各16例，用Cybex330型等速运动仪评定(60°/s)双侧膝关节，用60°/s～180°/s，间隔30°/s，由慢至快，再由快至慢训练患肢。

The result of calculation show that the maximum tracking angular velocity, the f rame rate of image sensor and relative velocity were the main factors that affect tracking ability of infrared imaging seeker during endgame.

通过分析弹目平行交会模型，对影响弹道终端导引头跟踪能力的诸要素进行了定量研究，并结合某型红外成像导引头的技术参数，对其终端跟踪能力进行了计算，计算结果表明，导引头的最大跟踪角速度、导引头图像探测器的帧频、弹目相对速度是影响导引头终端跟踪能力的主要因素。

Each cell corresponds to a region of space that is the size of a giant molecular cloud and moves with the same tangential velocity v. The angular velocity is given by , where r is the distance of the ring from the center of the galaxy.

每个细胞相当于一个区域的空间，这是一个巨大的规模和行动分子云与同切向速度诉角速度给出了，其中r是距离环的中心银河。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。