least square method造句

1、Methods Using least square method simulating line identify the end point of t wave.
方法采用最小二乘法拟合直线识别T波终点。

2、The linear least square method should be selected to fit engineering data to a straight line.
在工程数据线性拟合时，宜选用线性最小二乘法。

3、The paper discusses the improved least square method for polynomial differentiation.
本文讨论了多项式微分的改进型最小二乘方法。