W3C XHTML 1.1推荐标准：查看最新的XHTML文档类型，它将充当XHTML大家族中的未来文档类型的基础。
W3C XHTML 1.1 Recommendation: Look at the new XHTML document type that will serve as the basis for future document types in the extended XHTML family.
在为当前的服务开发了新的模式类型后，只需将最新开发的XSD导入到其他服务中，就可以轻松地将其重用于其他服务。
When new schema types are developed for the current service, they can be easily reused for other services by simply importing the newly developed XSD into the other services.
如果队列中有多个同种类型的事件，那么只发送最新的那个。
If multiple events of the same type are in the queue, only the latest is sent.
应用推荐