【摘要】 根据分析化学中多次标准加入法所得非线性方程组的特点，首次提出迭代回归法这一新计算方法。验算了三组实验数据，证实该法可行，并且有数学原理简单、程序易编及初值选择宽等优点。更多还原

【Abstract】 Accord to the nonlinear of the multiple addition method in analytical chemistry,a new iterative regression method is proposed firstly hear. The compute results of three groups experiment data with the new method conformed that the new method is effective and of advantage for improving the accuracy of the test results.更多还原