對(duì)稱電纜載波通信系統(tǒng) symmetrical cable carrier telephone: 對(duì)稱電纜載波電話coaxial cable carrier communication: 同軸電纜載波通信carrier communication system: 載波通信系統(tǒng)carrier current communication system: 載波通信制cable carrier system: 通信線搬送下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯