高精密步进放大器
High-precision step amplifier
步进马达
step motor
stepping motor
stepping motor stepper motor
stepper motor
pulse motor
Step stress test
步进马达控制模块
stepping motor controlled module
超精密精馏
super precise distillation
改良型精密进场雷达
modified precision approach radar
精密进近航道指示器
Precision Approach Path Indicator PAPI
精密密封聚苯乙烯电容器
fine sealed polystyrene capacitor
致密精密卷绕方式
CPW compact precision winding