These always refer to the document character set, not the character encoding.
这些都是在说文档字符集，而不是字符编码。
For information about characters, please consult the section on the document character set.
想要获取关于字符的信息，请参考文档字符集部分。
The section on the document character set addresses the issue of what abstract characters may be part of an HTML document.
文档字符集部分主要讨论哪些抽象字符可以在HTML文档中出现。
Servers and proxies do not have to serve a document in a character encoding that covers the entire document character set.
服务器以及代理（proxy）无须提供完全编码的文档（即，文档采用涵盖文档全部字符集的编码方式）。
User agents must also know the specific character encoding that was used to transform the document character stream into a byte stream.
用户代理必须还要知道将文档字符流转换成字节流所使用的字符编码。
A final advantage of some (though not all) native XML databases is worth mentioning. They can retrieve the original, unparsed document, character-per-character or even byte-per-byte.
一些（不是全部）原生XML数据库带来的最后一个优点也值得一提，即能够逐字符甚至逐字节地检索原始的未解析文档。
A final advantage of some (though not all) native XML databases is worth mentioning. They can retrieve the original, unparsed document, character-per-character or even byte-per-byte.
一些（不是全部）原生XML数据库带来的最后一个优点也值得一提，即能够逐字符甚至逐字节地检索原始的未解析文档。
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