rational function field

例句：

1. 1. In thefield of economics, rational function fieldsare used to model consumer behavior.
   在经济学领域，理性函数域被用来建模消费者行为。
2. 2. The theory of rational function fields hasbeen applied to various engineering problems.
   理性函数域理论已被应用于各种工程问题。
3. 3. The researchon rational function fields is crucial for understandingthe dynamics of complex systems.
   对理性函数域的研究对于理解复杂系统的动力至关重要。