字典網>> 英漢字典>> D開頭詞條>>dual transactions assumption的意思 漢英字典dual transactions assumption中文翻譯：【經】 雙重交易假設字典網dual transactions assumption 相關詞條：dual transmission dual diversity operation dual ball check valve dual card dual basing-point system dual-tubes heat exchanger dual dual-solvent 25 process dual variable dual capacitor