永磁直线伺服电机
permanent magnet linear servo motor
boundary strip
永磁直线伺服系统
Permanent linear servo system
直线电机系统
linear induction motor system
line motor system
linear motor system
压电直线电机
piezo linear motor
piezoelectric linear motor
直线伺服电动机操动机构
linear servo motor operating mechanism
光电伺服系统
electro-optical servo-system
photoelectric servo system
EO servo system
机电伺服机构
Electromechanical servo mechanism
机载光电伺服系统
airborne opto-electronic servo system
微机电系统电镀
microelectro-mechanical system plating