专家系统应用(Expert System Application)是针对实际领域，建造专家系统，用来辅助或代替领域专家解决实际问题。专家系统是人工智能的重要分支，它是人工智能学者从探讨一般思维规律方法走向以专门知识信息处理为中心的转折点。目前，专家系统的应用几乎渗透到各行各业。-Application of expert system (Expert System Application) for the actual fields, the construction of expert system, used to support or replace the experts in the field of solving practical problems. Expert system is an important branch of artificial intelligence, it is artificial intelligence scholars to explore the law of the general method of thinking toward expertise in information processing as the central turning point. At present, the application of expert system almost penetrated into all walks of life.