添加项目文件。

MainWindow.xaml.cs

@@ -123,16 +123,11 @@ namespace StatisticsUI
                 SqlDataAdapter Machine_ = new SqlDataAdapter(Machine_sql, Connstr_SC);
                 try
                 {
-                  //  DyelotsBulkedRecipe.Clear();
                     DyelotsBulkedRecipe_.Fill(DyelotsBulkedRecipe);
-                    DataGridStatistics.ItemsSource = DyelotsBulkedRecipe.DefaultView;
+                    DataGridStatistics.ItemsSource = DyelotsBulkedRecipe.DefaultView; 
-                  //  DyelotsBulkedRecipe.Clear();
 
-                    //Machine.Clear();
                     Machine_.Fill(Machine);
                     DataGridStatistics_mac.ItemsSource = Machine.DefaultView;
-                   // Machine.Clear();
-
                 }
                 catch (Exception ex)
                 {