Nonlinear fitting method is applied to calculate the rate constant of the acetic ether saponification reaction.
导法测定乙酸乙酯皂化反应速率常数的实验数据处理。
The numerical result demonstrates that the precision of nonlinear fitting method is better than that of traditional method.
计算结果表明，该方法的精度优于传统方法。
To solve the problem of ellipse - object - shape parameters detection in noise image, a new detection algorithm using nonlinear data fitting model and cross-reference iterative method is proposed.
为提高噪声环境下椭圆类物体形状检测算法的稳定性与准确性，本文提出非线性数据拟合模型结合交叉参考迭代的新思路。
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