If they are not, they are not part of the service model and must be considered only a part of the implementation of the SOA, created for a limited, specific usage.

如果不这样做，它们就不是服务模型的一部分，只能被看作是为有限的特定的用途而创建的SOA实现的一部分。

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This model describes the implementation of a local or remote service and implementation-specific configuration properties.

此模型描述本地或远程服务的实现以及特定于实现的配置属性。

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In fact the description above is a meta-model to help define more specific implementation models that are of practical use.

实际上，上述的描述是一种元模型，可用来帮助定义具有实际使用意义的更为具体的实现模型。

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