least-squares approach

• 最小二乘方法

least-squares approach的用法和样例：

例句

1. Moreover, The authors inverted three dimensional global mantle density anomaly combining geoid data and seismic tomography data by means of damping least square method.
   另外，采用阻尼最小二乘方法，利用全球地震层析成像资料和大地水准面异常资料联合反演了三维全球地幔密度异常。