'宣言 Public MustInherit Class ContentItem Inherits ContentItemBase
public abstract class ContentItem : ContentItemBase
'宣言 Public MustInherit Class ContentItem Inherits ContentItemBase
public abstract class ContentItem : ContentItemBase
System.Object
GrapeCity.Documents.Pdf.Recognition.Structure.LogicalStructureItem
GrapeCity.Documents.Pdf.Recognition.Structure.ContentItemBase
GrapeCity.Documents.Pdf.Recognition.Structure.ContentItem
GrapeCity.Documents.Pdf.Recognition.Structure.McidContentItem
GrapeCity.Documents.Pdf.Recognition.Structure.McrContentItem