短語詞組短語fractional incidence chromatic number 分?jǐn)?shù)關(guān)聯(lián)色數(shù)fractional total chromatic number 分?jǐn)?shù)全色數(shù)fractional edge chromatic number 分?jǐn)?shù)邊色數(shù) 返回 fractional chromatic number