本文中建议的体系结构的关键元素是信息模型和元数据。
The key elements of the architecture proposed in this article are an information model and metadata.
这个元模型（见图2）描述组件类型、接口和数据结构 11。
This metamodel (Figure 2) describes component types, interfaces, and data structures 11.
元模型非常适应模型驱动的体系结构方法。
Metamodels fit well with the Model-Driven Architecture approach.
应用推荐