近年来,用人工智能技术进行电子系统故障诊断,以其明显的优越性而引起了广泛的兴趣,这种基于知识的诊断系统运用了两类不同的知识,一类是关于诊断对象的知识,即诊断对象的工作原理、内部结构和因果关系,它是诊断的依据;另一类知识是关 In recent years, artificial intelligence technology for electronic system fault diagnosis, with its obvious superiority has aroused widespread interest in this knowledge-based diagnostic system uses two different types of knowledge, one is about the diagnosis of object knowledge, That is, the working principle, internal structure and causal relationship of the diagnosis object, which is the basis of diagnosis; the other kind of knowledge is related