getPublicId返回当前文档事件的公共标识。

GetPublicId returns the public identifier for the current document event.

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例外情况是目录文件（在另一章中讨论），它将公共标识解析成系统标识。

The exception is catalog files (covered in a different chapter), which resolve public identifiers to system identifiers.

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另一种调查结果是作为城市景观的一部分，公共标识和建筑之间完美融合。

Another major finding was there is no difference to the public between a sign and a building, in terms of how well-accepted they are as parts of the urban landscape.

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