non homing switch 不归位机键

non-homing switch 不归位机键

non-homing type line switch 不归位式寻线机 ; 不归位寻线机

homing type line switch 归位式导线机

non-homing type rotary switch 不归零位

non-homing-type rotary switch 不归位旋转机键

non homing type rotary switch 不归零位

homing test switch 还原检查开关