English translation for "machine driven switching system"

机动制自动电话交换机
机动制自动电话交换系统

Similar Words：

"machine drill" English translation, "machine driller" English translation, "machine drilling" English translation, "machine dripping" English translation, "machine drive" English translation, "machine driven system" English translation, "machine driving" English translation, "machine drying" English translation, "machine dsn" English translation, "machine duplication" English translation