| 释义 |
battery backup ˈbætəriˈbækˌʌp 短语³⁵⁰⁵⁵
基本例句
后备电池
Three-phase UPS systems are used in most large data centers for power conditioning and battery back-up in the event of mains power failure.当数据中心一旦发生主电源掉电的时候，三相不间断电源系统是应用最广泛的后备电池和供电条件。
Switch between working battery and spare battery is fulfilled by using magnetic latching relay.This method effectively lowers the power dissipation.后备电池的切换采用磁保持继电器，有效地解决了在线侦测和低功耗的技术难点。 |