此阶段的产物是一个多视图模型，其中显示所有的参与服务、各服务必需和提供的接口以及它们的调用顺序。

The outcome of this phase is a multiview model that shows all participant services, their required and provided interfaces, and their sequence of invocation.

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最终，处理购买顺序有一个服务接口(见于图5)。

Finally, there is the service interface for processing purchase orders (see Figure 5).

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对于创建接口或业务对象，没有预先定义的任务顺序；只需要在创建接口时简单地创建业务对象即可。

There is no predefined sequence of tasks for creating interfaces or business objects; you could have just as easily have created the business objects when creating the interface.

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