短語詞組短語power -series expansion method 冪級數(shù)展開的方法power series expansion method 冪級數(shù)展開法;長除法fuzzy power series expansion Fuzzy 冪級數(shù)power series expansion methods 冪級數(shù)展開法power expansion series 實(shí)數(shù)域上函數(shù)的冪級數(shù)展開式表two -sided K-power series expansion 雙邊K 返回 power series expansion