PM同步伺服电机
PM synchronous servo-motor
机电伺服机构
Electromechanical servo mechanism
交流伺服电机
AC servo motor
AC Servomotor
AC servo-motor
AC Servo Motors
AC servo electric machines
DC servo motor
AC servo-actuator
alternating current servo motor
AC servo machine
AC servo motor driver
AC servo
AC servo- actuator
AC-servomotor
交流同步伺服电机
AC synchronous servo motor
交流永磁伺服电机
permanent magnet AC servo motor
boundary value relation of the electromagnetic field
三相无刷永磁同步伺服电机
three-phase brushless permanent magnet synchronous servo motor
伺服电机驱动方式
Servo motor drive control