它控制主轴马达转动和磁头运动。
通过对硬盘主轴马达的反电动势与马达转速之间关系的分析，提出一种利用马达的反电动势信号跟踪马达转动速度变化，产生系统伺服写入时钟信号的方法。
By analyzing relation between BEMF of the hard disk spindle motor and the rotate speed. This paper presents a new method of following the motor rotate speed by PLL to lock BEMF.
相对于其他卧式自行车，另一项微调是，斯托达德设计的踏板驱动的是前轮，而不是后轮；不过，有一个马达可以转动后轮。
In another tweak to the recumbent, Stoddard designed the pedals to power the front wheel instead of the rear; however, there is a motor that turns the back tire.
不过，有一个马达可以转动后轮。
圆形的砖混地基底座是固定的上面安装了钢轨而房体就由一台小型电动马达驱动在钢轨上转动。
Its circular brick-and-cement foundation is stationary, supporting a steel track on which the house revolves, moved by a small electric motor.
步进状态转动的直流马达是很理想的驱动电机。
Direct current motor rotating in step mode is the ideal drive motor.
艏侧推上应安装有刹车以防止航行时螺旋桨和马达发生转动。
The bow thruster to be equipped with a brake to avoid the turning of the propeller and motor during sailing.
设计马达带动轴装线轴转动并有煞车功能，使线轴无松脱情形。
The motor is designed to promote the axle to turn, and it is designed with a braking function, so makes the reel don't work out.
转动雨刷模组盖，并拆下将雨刷马达曲柄臂固定于雨刷马达输出轴上的螺帽。
Turn the wiper module over and remove the nut that secures the wiper motor crank arm to the wiper motor output shaft.
用一个匀速转动的偶极子来描述马达的构象变化，考虑了马达的内部自由度。
We use a uniformly rotating dipole, which represent the inner freedom, to describe conformational changes.
通过连接机构(171)把电动马达(170)与直进用hst式变速机构(35)的直进用转动轴(105)关联安装。
The straight advance rotary shaft (105) of a straight advance HST system speed change mechanism (35) is associated with an electric motor (170) through a link mechanism (171).
如果压缩机(12)或真空泵(10)非常强烈地振动，那么因此能够简单地修改驱动马达(14)的转动频率以防止共振效应。
If the compressor (12) or the vacuum pump (10) vibrate too strongly, the rotative frequency of the drive motor (14) can thus be simply modified to prevent resonance effects.
其中通过巧妙的设计保证当转动机构通电转动时振动马达的工作电源可正常输入，不会产生导 线打结的情况。
The elegant design guarantees that when the rotating device is running, the working power supply of the vibration motor is normal input and the knotting of the wires is prevented.
反向转动顶套时，触片离开斜面，竖杆向上弹回，马达电路被断开。
When the top sleeve is reversing-rotated, the contact piece leaves the inclining surface, the upright rod is bounced back upwards, and the motor circuit is cut off.
1975年由转动系统改为电动马达带动，而光学组件则沿用至今。
In 1975, the rotating system was replaced by an electric motor while the lens assembly is still in use today.
单马达驱动机械臂是一种轻重量和低转动惯量的机器人。
Single motor driven mechanical arm is a lightweight and low inertia robot, which reduces the number of motors.
新型空气动力负载模拟器是在传统的电液负载模拟器上增加一个位置同步马达，补偿由舵机主动转动产生的位置扰动。
The new air dynamical load simulator is that a position synchronous system is appended to a traditional load simulator to compensate for the position disturbance of the steering engine.
新型空气动力负载模拟器是在传统的电液负载模拟器上增加一个位置同步马达，补偿由舵机主动转动产生的位置扰动。
The new air dynamical load simulator is that a position synchronous system is appended to a traditional load simulator to compensate for the position disturbance of the steering engine.
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