短語詞組短語extremum value [數(shù)]極值;極限值strict extremum 嚴(yán)格極值conditional extremum [數(shù)]條件極值relative extremum 侷部極值extremum median 極值中值extremum curve 極值曲線extremum graph 極值圖extremum difference 極值差extremum predic 極值預(yù)報 返回 extremum