提交的页只有在第一次被引用时才装入主存，因此成为请求式分页。

Committed pages are loaded into main memory only when the process first references them. Hence the name on-demand paging.

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我们举例说明多 schema 模型、对于单一页面中多个请求及响应的场景，并且说明了绑定 XML 数据的 JSF 下拉式控制。

We illustrated a scenario of multiple schema models, multiple requests/responses for a single page, and showed the JSF dropdown control binding for XML data.

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