diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index 4dad0d9..815b89b 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -34,6 +34,10 @@ namespace DyeingComputer
         private SQLiteHelper SQLiteHelpers = null;  //定义数据库
         private readonly string DBAddress = Environment.CurrentDirectory + "\\DataBase\\800COMPUTER.db";  //数据库路径
 
+        /// <summary>
+        /// 数据库检查读取
+        /// </summary>
+        /// <returns></returns>
         private bool SQLiteStrat()
         {
             SQLiteHelpers = new SQLiteHelper(DBAddress); //数据库连接路径
@@ -49,16 +53,20 @@ namespace DyeingComputer
             if (!result_ProgramSteps) LogGing.LogGingDATA("Master_ProgramSteps_Table_Loss");
             if (!result_System || !result_IOName || !result_ProgramName || !result_ProgramSteps) 
             {
+                SQLiteHelpers.Close();
                 MessageBox.Show(Properties.Resources.SysDatLoss);
                 return true;
             }else 
             {
-                SQLiteHelpers.Close();
                 return false;
             }
 
         }
-
+        /// <summary>
+        /// 工具栏状态
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
         private void RadioButton_toolbar(object sender, RoutedEventArgs e)
         {
             if (!(sender is RadioButton button)) return;
@@ -97,7 +105,11 @@ namespace DyeingComputer
                     break;
             }
         }
-
+        /// <summary>
+        /// 功能页面
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
         private void RadioButton_Page(object sender, RoutedEventArgs e)
         {
             if (!(sender is RadioButton button)) return;