'宣言 Public ReadOnly Property ViewerPreferences As PdfViewerPreferences
'使用法 Dim instance As PdfExporter Dim value As PdfViewerPreferences value = instance.ViewerPreferences
public PdfViewerPreferences ViewerPreferences {get;}
'宣言 Public ReadOnly Property ViewerPreferences As PdfViewerPreferences
'使用法 Dim instance As PdfExporter Dim value As PdfViewerPreferences value = instance.ViewerPreferences
public PdfViewerPreferences ViewerPreferences {get;}