短語(yǔ)詞組短語(yǔ)reduced row echelon form 槼範(fàn)的堦梯形矩陣;則稱爲(wèi)簡(jiǎn)化列梯形矩陣;梯形式;化簡(jiǎn)後的行堦梯形矩陣reduced row -echelon form 列簡(jiǎn)梯形形式;簡(jiǎn)約列梯形 返回 reduced echelon form