对工作流的异常和案例推理(Case - Based Reasoning,简称CBR)的机制进行了介绍, 给出了一个应用CBR 技术进行异常处理的工作流模型,并研究了应用CBR 方法处理工作流异常的机制。 关键词:工作流;异常处理;案例推理 Abstract: Following the introduction of the exception of workflow and case - based reasoning (CBR), this paper presents a workflow model applying CBR to handle exception. The mechanism of this method is also studied. Key words: Workflow, Exception handling, Case - based reasoning