Specifies the full type name of the object and the assembly name of the type implementation on the client 指定对象的完整类型名和客户端的类型实现的程序集名称。
The delegate will wrap the implementation of the interface method , requiring the type information of the client to be available to the server 该委托将包装接口方法的实现,从而要求向服务器提供客户端的类型信息。