本文首先对模糊推理和证据理论概念进行简要介绍,其次结合故障征兆信号,并借助专业人士的多年经验,对航空发动机故障产生因素以及可能性进行研究分析,有效地处理了故障诊断中存在的模糊不清性的问题。希望通过本文的阐述,可以给相关领域提供一些参考。 In this paper, the concept of fuzzy reasoning and evidence theory is introduced briefly. Secondly, combined with the fault symptom signals, and with the help of many years of experience of professionals, the causes and possibilities of aero-engine faults are studied and analyzed, and the fuzzy Not clear about the problem. Hope that through the elaboration of this article, you can give some reference to related fields.