Use this skill whenever the user needs to work with PDF files in any way. Typical use cases include reading PDFs and extracting their text or tables, merging multiple PDFs into a single file, splitting a PDF into separate documents, rotating pages, adding watermarks, creating new PDFs from scratch, filling out PDF forms, encrypting or decrypting PDFs, extracting embedded images, and running OCR on scanned PDFs to make them searchable.
游客可浏览技能摘要，注册后解锁完整说明、下载授权和安装方法。
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