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基于BPEL4WS的过程模型与基于ECA规则的过程模型都可以用来描述企业中的业务流程,将基于BPEL4WS的过程模型转换为基于ECA规则的过程模型,就可以用现有的基于ECA规则的业务过程引擎来执行BPEL4WS业务流程,使基于ECA规则的业务流程引擎与BPEL4WS标准接轨,同时现有的业务流程也可以引用到网络上现成的服务,可以更好地将业务流程架构起来.该文首先介绍BPEL4WS标准和基于ECA规则的过程模型技术,然后通过分析两者的技术来阐述将基于BPEL4WS地过程模型转化为基于ECA规则的过程模型的方法和机制,最后举出实例说明.“,”Process model based on BPEL4WS and process model based on ECA rules can both be used to describe enterprise busi-ness process,by transforming BPEL4WS into ECA rules,we can use existing business process engine based on ECA rules to execute BPEL4WS business process,connecting business process engine based on ECA rules to BPEL4WS standard,and current business process model can be used in existing service on the internet,which makes the business process better. This paper firstly introduces BPEL4WS standard and process model techonology based on ECA Rule,then elaborates the method and mechanism of the traslating between them,and shows example at last.