建议使用此命名约定定义您自己事件的事件处理程序，但这并不是必选的方法；您可以使用任何有效的子例程名称。

We recommend that you use this naming convention when defining event handlers for your own events, but it is not required; you can use any valid subroutine name.

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通过CollaborationUse元素建立的端口和角色绑定定义了在服务软件中部分地执行了约定需求中的角色。

The port and role bindings established through the CollaborationUse element define the roles in the contract requirements that are played by parts in the services software.

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