添加底部DB

UAS-MES/Login.cs

@@ -91,6 +91,7 @@ namespace UAS_MES
                 default:
                     break;
             }
+            SystemInf.CurrentDB = DB.SelectedValue.ToString().ToUpper();
             //设置屏幕的宽高信息 
             SystemInf.ScreenWidth = Screen.PrimaryScreen.WorkingArea.Width;
             SystemInf.ScreenHeight = Screen.PrimaryScreen.WorkingArea.Height;