The extended character set is a superset of the basic character set (2.2).
扩展字符集是基本字符集(2.2)的超集。
If you want to generate a report that has specific symbols or extended symbolic characters (such as the Chinese character set), then you will need to embed the font in the PDF document.
如果你想产生一个有特殊符号或者扩展符号字符(例如中文字符集)的报告，那么你将需要在PD F文件中嵌入这种字体。
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