字典網>> 英漢字典>> R開頭詞條>>relational matrix的意思 漢英字典relational matrix中文翻譯：【計】 關係矩陣relational matrix字典網relational matrix相關詞條：relational model of database relational completeness relational network relational database system relational document relational database theory relational model relational semantics relational database capability relational file