要按出版物编号(即资料标识)搜索文档，请在“出版物编号”字段中输入编号。

To search for a document by its publication (Material ID) number, enter the number in the publication number field.

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每篇有关XML名称空间的文章都必定会指出uri毫无作用，这意味着不需要访存看起来由uri标识的任何资料。

Every article about XML namespaces has to point out that the URI goes nowhere, meaning there is no need to fetch any material that the URI appears to identify.

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请参见 参考资料中列出的文章，其中对服务标识的概念进行了更为深入的分析。

See Resources for an informative article that drills much further into the concept of service identification.

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