non-homing switch

例句：

1. 1. The non-homing switch is used to prevent the machine from moving when it's turned off.
   非定位开关用于防止机器在关闭时移动。
2. 2.The non-homing switch was designed to ensure that the machine would not move even if there were power fluctuations.
   非定位开关被设计成确保即使电源波动，机器也不会移动。
3. 3. The non-homing switch is crucial for maintaining the safety of the machinery during operation.
   非定位开关对于维护机械运行的安全性至关重要。