In many cases, a single component model may be defined from which canonical message models (in XML form) and component specifications are derived.

在很多情况下，可以定义一个单独的组件模型，以便以此为基础派生出规范化消息模型(xml格式)和组件规范。

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This system of canonical identifiers is used for interface querying and component instantiation.

这种标准的标识符系统用于接口查询和组件实例化。

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A data classes component of the API provides canonical, application-independent classes that expose types and relationships of a data model of the data platform.

API的数据类组件提供展现数据平台的数据模型的类型和关系的规范的应用程序无关类。

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