curve fit

例句：

1. 1. The data was well-curved to the model.
   数据很好地拟合了模型。
2. 2. The engineer used a curve-fitting algorithm to solve the problem.
   工程师使用曲线拟合算法解决了这个问题。
3. 3. The curve-fitting method is often used in scientific experiments to estimate unknown parameters.
   曲线拟合方法常用于科学实验中，以估计未知参数。