在这个模型中，作为一个开发者您只需要关心用WSDL描写的服务的接口，而无需关心用来访问该服务的特定调用协议。
In this model, all you care about as a developer is a service's interface as described in WSDL, and not the particular invocation protocol that is used to access that service.
在典型的用例中，活动流是由特定参与者与系统间以执行特定目标为目的而开展的交互驱动的(例如，“管理水健康状况样本”)。
In a typical use case, the flow of activity is driven by the interaction of a particular actor with the system toward the execution of a specific goal (for example, "managing a water-health sample").
在这个用例的过程中，会生成一些报告，代表一个特定投资者的利益。
In the course of this use case several reports are generated, each being of interest to a specific stakeholder.
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