'宣言
Public Interface IXFieldEncodingDefinition Inherits IEncodingDefinition, GrapeCity.DataVisualization.Chart.IEquatable(Of IEncodingDefinition), IValueEncodingDefinition
public interface IXFieldEncodingDefinition : IEncodingDefinition, GrapeCity.DataVisualization.Chart.IEquatable<IEncodingDefinition>, IValueEncodingDefinition