APU is used to furnish 60 KVA of electrical power on the ground and used as AC power source of 50 KVA in flight.是什么意思_APU is used to furnish 60 KVA of electrical power on the ground and used as AC power source of 50 KVA in flight.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句