Get - OpenXmlWatermark：获取字处理文档中的水印文本。
Get-OpenXmlWatermark: Gets watermark text from a Wordprocessing document.
iText 库中的类用于以各种字体来生成PDF文本、在 PDF 文档中生成表格、为页添加水印等。
The iText library contains classes to generate PDF text in various fonts, generate tables in PDF document, add watermarks to pages, and so on.
针对纯文本文档在传输过程中易受到攻击的特点，提出了一种基于文本图像的纯文本自适应水印算法。
Aiming at the character of the text document being attacked in transmission, an adaptive watermarking algorithm for the text was proposed based on binary image in this paper.
实际上许多纸张文档比音频、视频或图像之类的多媒体更有价值，对文本数字水印的研究能够有效保护文本形式作品的知识产权。
In fact, the paper document is more valuable than other digital medias. To some extent, the study of the document watermarking can preserve the intellectual property effectively.
实际上许多纸张文档比音频、视频或图像之类的多媒体更有价值，对文本数字水印的研究能够有效保护文本形式作品的知识产权。
In fact, the paper document is more valuable than other digital medias. To some extent, the study of the document watermarking can preserve the intellectual property effectively.
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