'宣言
Public Class _BuildInTrendlineExpressionTextStylePolicyBuilderCollection Inherits GrapeCity.DataVisualization.Chart._BuildInObjectCollection(Of ITrendlineExpressionTextStylePolicyBuilder)
public class _BuildInTrendlineExpressionTextStylePolicyBuilderCollection : GrapeCity.DataVisualization.Chart._BuildInObjectCollection<ITrendlineExpressionTextStylePolicyBuilder>