In this article, new fuzzy mathematical models for optimized selection of cutting condition and their solving method are presented, which are more reasonable and more concise then the old ones.
给出了新的更为合理而简捷的切削用量优化选择模糊数学模型及其求解方法。
The mathematical models of probability of random event and fuzzy random event should be taken to analyze the reliability of a structure for these two kinds of limit state.
对这两种极限状态，应分别采用随机事件和模糊随机事件概率的数学模型进行其可靠度分析。
After introducing its working principles, we establish the mathematical models of the active hydraulic guide roller and the elevator cabin and design their fuzzy logic controller.
在介绍其工作原理的基础上，给出了液压主动导靴以及电梯轿厢的数学模型，并设计了模糊控制器。
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