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....docName , false )) { // 获取第一张幻灯片的关系 ID。 PresentationPart part = ppt...SlideId ). RelationshipId ; // 根据关系 ID 获取幻灯片部分。 SlidePart slide = (...