The feeder automation (FA) system is based on relayed wire communication in order to achieve communication between substation and every FTU, and each substation, and the main station.是什么意思_The feeder automation (FA) system is based on relayed wire communication in order to achieve communication between substation and every FTU, and each substation, and the main station.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句