Rational Application Developer automatically packaged everything that belongs to your component library into a single JAR file that you can use yourself and distribute to others.
Rational Application Developer 自动将属于您的组件库所有构件打包到一个单独的 JAR 文件中，您可以自己使用也可以分配给其他人。
Imagine an enterprise application that contains a single Web application and a single EJB component for business logic and persistence.
假设有一个企业应用程序，该应用程序包含一个Web应用程序，还有一个负责业务逻辑和持久性的EJB组件。
The key is that the component maintains a single data model for all instances in an application.
关键是组件为应用程序的所有实例维护单一的数据模型。
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