This model has a certain guidance meaning for realization of the intelligent monitoring and diagnosis system, is helpful to build an integrated, intelligent, automation and network diagnosis system.

A diagnostic method integrated covering theory and fuzzy reasoning is introduced in this paper. Based on it, a practical model applied for the fault diagnosis of power transformer is constructed.

Diagnosis model and inquired diagnosis system of rice insect pests and diseases are mainly composed of knowledge base, knowledge acquisition, integrated database and reasoning engine.