修复 当AD盒 Loading 时，会把 backup 的参数 设置到AD盒。 我不想这样。

Project.FLY.FlyADBase/FlyADBase/FlyAD7.cs

@@ -84,7 +84,7 @@ namespace FlyADBase
             this.PropertyChanged += new PropertyChangedEventHandler(FlyAD7_PropertyChanged);
             PollModule.Current.Poll_Config(PollModule.POLL_CONFIG.ADD, new PollModule.PollHandler(OnPoll));
 
-            //每隔一个小时
+            //每隔一个小时，改变剩下时间
             PollModule.Current.Poll_Config(PollModule.POLL_CONFIG.ADD, () =>
             {
                 if (!IsConnected)
@@ -1817,19 +1817,33 @@ namespace FlyADBase
             this.jsonDbPath = jsonDbPath;
 
             this.PropertyChanged -= FlyAD7_PropertyChanged2;
+
+            //不需要设置到 AD盒
+            bShieldSetValueEx = true;
             bool ret = FlyAD7JsonDb.Load(jsonDbPath, this);
 
+            //还没连到 AD盒前, 有比较正常的 默认值，不需要设置到AD盒
             PosOfGrid = Backup_PosOfGrid;
             MotorType = Backup_MotorType;
             Ratio01 = Backup_Ratio01;
             Ratio02 = Backup_Ratio02;
             PosOffset = Backup_PosOffset;
             JogVelocity = Backup_JogVelocity;
+
+            bShieldSetValueEx = false;
+
+            
             this.PropertyChanged += FlyAD7_PropertyChanged2;
             
             return ret;
 
         }
+
+        /// <summary>
+        /// 属性改变，自动保存
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
         private void FlyAD7_PropertyChanged2(object sender, PropertyChangedEventArgs e)
         {
             if (propertyName_save.Contains(e.PropertyName))