字典網>> 英漢字典>> Q開頭詞條>>quaternary signaling的意思 漢英字典quaternary signaling中文翻譯：【電】 四部份發訊 相關詞條：quaternary phosphonium compound quaternary stibonium hydroxide quaternary compound quaternary phase equilibria quaternary ammonium halide quaternary operator quaternary phosphine quaternary amine quaternary halide quaternary alloy