Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....如何使用 C# 以编程方式注释 PDF 文件以标记文档 。此外,我们还将讨论如何从 PDF 文件中删除注释。...