附录 Appendix
- 颜色对照表 Color Table
- 语言代码 Language Codes
- 字符集识别 Character Set Recognition
- ISO Latin-1字符集 ISO Latin-1 Character Set
- HTML附加命名实体 Additional Named Entities for HTML
- 特殊文本和BIDI文本的字符实体 Character Entities for Special Symbols and BIDI Text
- MIME类型 Multipart Internet Mail Extensions