Iterative solving的用法和样例：
例句
- By linearizing the estimation model, an iterative solution of the roll angle can be achieved by means of least square method.
对估计模型进行线性化处理后，可利用最小二乘法来迭代求解滚动角。 - With numerically solving the mathematical model, a theoretical investigation was performed on the steady-state natural circulation characteristics of the new PWR.
通过数值迭代求解该模型，对新型压水堆的自然循环特性进行了理论分析。
