While iterating over the events, you extract notation declarations from the DTD event and cache them by name.
迭代这些事件的过程中，从DTD事件中提取符号声明并按照名字缓存。
In this event, ASP.NET runtime determines if the page can be served from the cache rather than loading the patch from scratch.
在这个事件中，ASP.NET运行时确定是否能够从缓存中加载页面，而不是从头开始生成。
When that event fires, the sweeper will fire, and can invalidate selected pages in the cache.
当此事件击发时，清理器也会击发，并可让缓存内的特定页面到期失效。
应用推荐