'宣言 Protected Overloads MustOverride Function BuildWinChart() As System.Object
'使用法 Dim instance As ChartRenderer Dim value As System.Object value = instance.BuildWinChart()
protected abstract System.object BuildWinChart()
'宣言 Protected Overloads MustOverride Function BuildWinChart() As System.Object
'使用法 Dim instance As ChartRenderer Dim value As System.Object value = instance.BuildWinChart()
protected abstract System.object BuildWinChart()