字典網>> 英漢字典>> D開頭詞條>>duplex communication line的意思 漢英字典duplex communication line中文翻譯：【計】 雙工通信線路字典網 字典網相關詞條：duplex working duplex line duplex cable duplex inheritance duplex contiunous integral fin tube duplex balance duplexed duplex pull rod duplex ileum duplex transmission