针对供应商评价存在问题，本文用模糊优选法对供应商作出全面、综合、系统的对比分析。
In the light of shortcomings of the current evaluation, the supplier is completely, synthetical and systematically analysed by the fuzzy optimum seeking method.
本文分析了原有的DGA故障诊断方法，包括三比值法、人工神经网络法、模糊理论、变压器诊断专家系统、灰色关联算法等。
The article analyses original methods of DGA fault diagnose, include three-ratio method, artificial neural network method, Fuzzy Theory, diagnosing expert system, grey relational algorithm, et.
通过利用模糊层次分析法在交叉口上的多次使用，会有更完善的评价系统，而且评价不同类型的交叉口可以选择更好的办法。
Through the use of FAHP on the intersection of multiple use, there will be more comprehensive evaluation system, and evaluation of different types of intersection can choose a better way.
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