servo head wheel 伺服磁鼓
servo-head 伺服磁头
optical head servo motors 光学头驱动装置
head servo panel 磁头伺服控制板
Servo motor driving welding head 精密伺服电机驱动机头
Right head AC servo controller 右刀架交流伺服控制器
Head Positioning Servo 磁头定位伺服机制
A method of tolerance analysis and optimization design is investigated. The main key techniques of tolerance analysis and design of the servo mechanism of the guidance head is analyzed.
研究了公差分析与优化设计的方法，分析了导引头伺服机构公差分析与设计的主要关键技术。
The split morph can be used as precision positioner, especially as the secondary actuator in dual stage head positioning servo system of high density hard disk drives.
该分割电极压电致动器可用于精密定位，尤其适合在高密度硬磁盘驱动器的磁头定位两级伺服系统中作第二级致动器。
Double shaft servo feed system by PLC to control accurately and automatically feed of cylinder head and valve lift.
PLC控制双轴伺服进给系统，精确自动控制缸盖进给和气门升程。
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