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为了减少这个问题的影响，本文采用二级模型对决策优选模型进行了改进。
So a multi-layer model is adopted to improve the decision-making analytical method.
编写了矿井通风系统模糊决策优选软件，并应用平顶山八矿二水平的通风系统改造；
The software of fuzzy decision-making and optimum selection is programmed, and is tested with the ventilation system transformation of two levels in the eighth mine of Pingdingshan.
研究结果表明模糊决策优选更具有离散性，该方法更易于提高决策的可信度和精度。
The research result indicates that, fuzzy decision-making optimum selection is more separated and the method I...
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