It may help for you to imagine that a version is a runtime component of the profile, with links to its UML definition.
它可能将有助于您想象一个版本就是一个概要文件的运行组件，并且有到uml定义的链接。
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Roberto also explains that JAX-RS is not a required component of the Web Profile because the expert group feels that it is too early to mandate its inclusion.
As specified in the IBM Software Services profile, a service provider component must realize or use all interfaces through service ports, never directly.
如同 IBM Software Services 规范中所指定的那样，服务提供者组成元素必须通过服务端口，间接的实现或者使用所有接口。