Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & AndroId platforms....presentationDocument ) { // 获取第一张幻灯片的关系 ID PresentationPart part = presentationDocument...slideId . RelationshipId ; // 通过关系 ID 获取幻灯片部分。 SlidePart slidePart...