The IN (Intelligent Network) is a term that named by CCITT in 1992, It Actually is the flat roof of service whose kernel is computer and database.是什么意思_The IN (Intelligent Network) is a term that named by CCITT in 1992, It Actually is the flat roof of service whose kernel is computer and database.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句