字典網>> 英漢字典>> D開頭詞條>>dual frequency code的意思 漢英字典dual frequency code中文翻譯：【計】 雙頻電碼 相關詞條：dual diversity operation dual membership agreement dual path transmission dual-attached station dual-channel amplifier dualist dual interdivisional transfer price dual slope A/D converter dual exchange market dual-gap rewrite head