private void OnClientTick(object source, ElapsedEventArgs e)
 {
     try
     {
         _client.TickTack();
         //Console.WriteLine(_client.InnerChannel.State);
         //Console.WriteLine(_client.InnerDuplexChannel.State);
     }
     catch (Exception ex)
     {
         if (ErrorOccur != null)
         {
             ErrorOccur(this, new ModelEventArgs(ModelEventType.ServerTimeout)
             {
                 ErrorMessage = "与服务器断开连接,准备重新连接"
             });
         }
         Console.WriteLine(ex);
     }
 }