部分最小平方 least squares: 線性最小二乘法; 最小平方approximation by least squares: 用最小二乘方的近似法; 最小二乘方近似法classical least-squares theory: 經(jīng)典最小平方理論collocation least squares: 配置法平差criteria of least squares: 最小二乘準則下載手機詞典可隨時隨地查詞查翻譯