fuzzy theories的用法和样例：
例句
- Based on multi-factor taxonomy, the fuzzy theory is introduced into the classification.
在多因素分类法的基础上，引进模糊理论。 - A model for the optimization load allocation among power generating units is proposed by using fuzzy theory and solve it with the improved GA.
通过引入模糊理论提出了电厂机组负荷分配模型，并运用改进的遗传算法进行求解。
