'宣言 Public Function New( _ Optional ByVal alpha As Nullable(Of Double), _ Optional ByVal luminanceModulation As Nullable(Of Double), _ Optional ByVal luminanceOffset As Nullable(Of Double), _ Optional ByVal shade As Nullable(Of Double) _ )
public WorkbookColorTransform( Nullable<double> alpha, Nullable<double> luminanceModulation, Nullable<double> luminanceOffset, Nullable<double> shade )