Based on the unit quaternion decomposition of rotation matrix, this paper puts forward an algorithm to estimate motion parameters from the space position vectors of 3d feature points.
本文基于旋转矩阵单位四元数分解定理，提出一种由3D特征点空间位置估计运动参数的算法。
In a lossless unit, any change from a polarization state to another polarization state is pointed out to be corresponded to a rotation of Poincare sphere relative to the diameter.
指出在一个无损耗单元内，从一个偏振态到另一个偏振态的任何变化，都对应着庞加莱球相对于直径的一个旋转。
It has shown that less 1, 2-unit content corresponds to lower potential barrier of internal rotation and hence to lower energy of rotational isomerization.
进一步的研究表明，低1，2-链节含量对应着较低的分子链内旋转势垒和内旋转异构化能。
Rotation speed control unit is an important part of underwater heat power propeller system, it directly effects performance of power propeller system.
转速控制单元是水下热动力推进系统的重要组成部分，其直接影响着动力推进系统的性能。
A speed determining unit determines the transport speed according to the rotation number and a diameter of the free roller.
速度确定单元根据自由辊的旋转数和直径而确定输送速度。
The controller controls the rotational driving unit according to the rotation conditions stored in the memory.
所述控制器根据存储在所述存储器中的所述旋转条件控制所述旋转驱动单元。
The utility model relates to a scraper unit of base edge combined rotation without special driving power.
本实用新型是无专门动力底边组合旋转的刮刀装置。
A push unit which is provided with a long hole is positioned in the groove of the rotation unit.
一设置于转动单元凹 槽中的推动单元，该推动单元上具有一长孔；
The secondary sheave rotation sensor (41) detects a rotational speed (54) of the output shaft (22d) and outputs to the control unit (9).
次级带轮旋转传感器（41）检测输出轴 （22）的转速（54）并将其输出到控制单元（9）。
The blower unit and the first and the second purification unit are fixed on a same rotation shaft and rotated therewith.
鼓风单元和第一以及第二净化单元固定在相同的旋转轴上，并与之一起旋转。
The unit head has the advantages of high speed, high rotation accuracy, large bearing capacity and rigidity, as well as reliable and stable operation.
本动力头具有高速、高旋转精度，承载力、刚性大，运转可靠稳定的优点。
Wash plate unit adopted the brush rotation type to wash plate, have automatic solvent constant temperature device, set 2 drawer drying.
洗版为毛刷转动式洗版，带自动溶剂恒温装置。设二层烘版柜。
The utility model is composed of the sensor of a main shaft rotation number, a setup input unit, a computing unit, a display unit, etc.
本实用新型是由主轴转数传感器、设定输入单元、计算单元、显示单元等组成。
In order to stop the lower part of the swashplate from moving, an anti-rotation unit is also needed here.
在以阻止较低部分的斜盘式从行驶中，一反轮换单位也需要在这里。
Results. For kinematic evaluation, the rotation of motion segment unit, coupling behaviors, and 3-dimensional helical axes of motion were analyzed.
结果：对运动学评价，分析了运动单元的旋转、耦合现象和三维运动螺旋轴。
The theoretical answers to the unit earth pressures and the resultant earth pressures on retaining wall were obtained for wall movement mode of rotation about top.
同时进行了被动土压力合力、作用点与库仑土压力及实测结果的分析比较。
The rotor of bulb tubular hydro generating unit adopts cantilever structure. The whole machine was installed under water with low rotation speed and more magnetic poles.
灯泡贯流式水轮发电机转子采用悬臂式结构，整个机组安装在水里，机组转速低，磁极对数多，励磁回路发生接地的故障机率较大，而产生的后果严重。
The ironing unit (7) is assembled in the middle of the wardrobe body (1), and the rotation of a rotary shaft (8) and the motion of ironing clothes are controlled by the intelligent controller (4).
熨烫器(7)安装在柜体(1)中部，绕转轴(8)翻动的动作和熨烫衣裤的动作由智能控制器(4)控制。
During operation, the speed of the turret rotation, the depth of the filling material and thethickness of the tablets unit will precent punches and apparatus from overload demage.
转盘速度、物料的充填深度、压片厚度均可调节。 机上的机械缓冲装置可避免过载而引起的机件损坏。
During operation, the speed of the turret rotation, the depth of the filling material and thethickness of the tablets unit will precent punches and apparatus from overload demage.
转盘速度、物料的充填深度、压片厚度均可调节。 机上的机械缓冲装置可避免过载而引起的机件损坏。
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