通过非线性回归算法对模型参数进行回归计算，最终取得整个淬火过程的换热系数公式。
The model parameters were calculated through the nonlinear regression algorithm. Thus, the formula of heat transfer coefficient for the quenching process was obtained.
通过非线性回归算法对模型参数进行回归计算，最终取得整个淬火过程的换热系数公式。
The model parameters were calculated through the nonlinear regression algorithm. Thus, the formula of heat transfer coefficient for the quenching process was obtained.
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