'宣言 Public MustInherit Class ServiceBuilder (Of TControl As Service, TBuilder As ServiceBuilder(Of TControl,TBuilder)) Inherits ComponentBuilder(Of TControl,TBuilder) Implements ITemplateBuilder(Of TBuilder)
public abstract class ServiceBuilder<TControl,TBuilder> : ComponentBuilder<TControl,TBuilder>, ITemplateBuilder<TBuilder> where TControl: Service where TBuilder: ServiceBuilder<TControl,TBuilder>