本文为指定基于 Web 服务的业务流程行为定义了一种表示方法。这种表示方法被称为 Web 服务的业务流程执行语言（Business Process Execution Language for Web Services）（以下简称为 BPEL4WS）。用 BPEL4WS 表示的流程只能通过使用 Web 服务接口来导出和导入功能。-this as a designated Web services based business process definition of a model. Said this method is called Web Services Business Process Execution Language (Business Process Execution Language for Web Services) (hereinafter referred to as BPEL4WS). BPEL4WS said with the flow only through the use of Web services interface to import and export functions.