auxiliary power supply (APS)的用法和樣例：
例句
- The auxiliary power supply affordwork voltage of every device.
輔助電源電路為控制電路中各器件提供工作電壓。 - By external power supply is meant the supply of any kind of primary or auxiliary power to automation, control or mechanical systems of the wind turbine from outside.
外部電源，指的是利用任何初級或者輔助電源來進行自動控制，操作的電源，或指風機外部的機械系統的電源。
