在这个场景中，当加载这个框架集时，也会首次将一组核心实用程序例程加载到脚本框架中；与此同时，服务器和用户设置也被加载到会话框架中。

In this scenario, as the frameset loads, a small set of core utility routines is initially loaded into the script frame; at the same time, server and user Settings are loaded in the session frame.

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示例程序将通过从对象模型中删除一个对象，再从数据库从新加载来解释这一点。

The demo app demonstrated this point by clearing the object model, then reloading it from the database.

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一旦示例程序重新加载业务模型以后，它标识对象的标识已经被保存。

Once the demo app has reloaded the business model, it demonstrates that object identity has been preserved. In fact, there are two objects that get loaded twice.

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