For the complexity and difficulty of establishing an accurate mathematical model of DO parameter control in sewage treatment system, we propose a fuzzy control method with PLC to deal with it.
针对污水处理系统DO参数控制的复杂性和难以建立准确数学模型的特点，提出了一种用PLC对系统进行模糊控制的方法及实现。
This paper puts forward a concrete quantified comprehensive evaluating method for evaluating bachelor's degree and undergraduate education by means of fuzzy mathematical theory.
利用模糊数学理论，给出了一种具体的数量化的评估学士学位与本科教育的综合评价方法。
The paper analyzes the cause of bad steady state accuracy existed in common fuzzy controller, and puts forward a scheme with mathematical method to improve steady state accuracy of fuzzy controller.
文章分析了常规模糊控制器存在稳态精度差的原因，提出一种用数学方法改进模糊控制器稳态精度的方案。
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