diff --git a/func/Module_SA_label_v2.py b/func/Module_SA_label_v2.py
index 147bbc0..4be3d55 100644
--- a/func/Module_SA_label_v2.py
+++ b/func/Module_SA_label_v2.py
@@ -7,7 +7,7 @@ import pandas as pd
 from PySide6.QtCore import QCoreApplication, QAbstractTableModel, QModelIndex, Qt, QTimer
 from PySide6.QtGui import QAction, QFont, QColor, QCursor, QIntValidator
 from PySide6.QtWidgets import QMessageBox, QMainWindow, QApplication, QButtonGroup, QTableWidget, QTableWidgetItem, \
-    QHeaderView, QPlainTextEdit
+    QHeaderView, QPlainTextEdit, QTableView
 from matplotlib import gridspec
 from matplotlib.backends.backend_qt import NavigationToolbar2QT
 from matplotlib.backends.backend_qtagg import FigureCanvasQTAgg
@@ -877,6 +877,10 @@ class MainWindow_SA_label(QMainWindow):
                                                      self.header_mapping_revised)
             self.ui.tableView_label_revised.setModel(self.data_model_revised)
 
+            # 设置选中行为为整行选择
+            self.ui.tableView_label.setSelectionBehavior(QTableView.SelectRows)
+            self.ui.tableView_label_revised.setSelectionBehavior(QTableView.SelectRows)
+
             # 按比例设置列宽
             self.set_tableview_column_width_by_ratio(self.ui.tableView_label, [1, 3, 3, 3])
             self.set_tableview_column_width_by_ratio(self.ui.tableView_label_revised, [1, 3, 1, 2, 2])
@@ -952,6 +956,7 @@ class MainWindow_SA_label(QMainWindow):
             model_index = self.data_model_revised.index(row, 0)
             self.ui.tableView_label_revised.scrollTo(model_index,
                                                      self.ui.tableView_label_revised.ScrollHint.EnsureVisible)
+            self.ui.tableView_label_revised.selectRow(row)
         # 显示事件信息
         row_list = self.data_model_origin._showdata[
             self.data_model_origin._showdata["Index"] == event_index].index.tolist()
@@ -960,6 +965,7 @@ class MainWindow_SA_label(QMainWindow):
 
             model_index = self.data_model_origin.index(row, 0)
             self.ui.tableView_label.scrollTo(model_index, self.ui.tableView_label.ScrollHint.EnsureVisible)
+            self.ui.tableView_label.selectRow(row)
 
         self.show_event_info(event_index)
         self.__jump_to__event__(event_index, keep_xlim=keep_xlim)
diff --git a/ui/MainWindow/MainWindow_SA_label_v2.py b/ui/MainWindow/MainWindow_SA_label_v2.py
index 37ba7f8..8445eea 100644
--- a/ui/MainWindow/MainWindow_SA_label_v2.py
+++ b/ui/MainWindow/MainWindow_SA_label_v2.py
@@ -151,6 +151,7 @@ class Ui_MainWindow_SA_label(object):
         self.comboBox_window_signal_length.addItem("")
         self.comboBox_window_signal_length.addItem("")
         self.comboBox_window_signal_length.addItem("")
+        self.comboBox_window_signal_length.addItem("")
         self.comboBox_window_signal_length.setObjectName(u"comboBox_window_signal_length")
         sizePolicy1.setHeightForWidth(self.comboBox_window_signal_length.sizePolicy().hasHeightForWidth())
         self.comboBox_window_signal_length.setSizePolicy(sizePolicy1)
@@ -692,7 +693,7 @@ class Ui_MainWindow_SA_label(object):
 
         self.retranslateUi(MainWindow_SA_label)
 
-        self.comboBox_window_signal_length.setCurrentIndex(2)
+        self.comboBox_window_signal_length.setCurrentIndex(3)
 
 
         QMetaObject.connectSlotsByName(MainWindow_SA_label)
@@ -715,8 +716,9 @@ class Ui_MainWindow_SA_label(object):
         self.comboBox_window_signal_length.setItemText(0, QCoreApplication.translate("MainWindow_SA_label", u"30", None))
         self.comboBox_window_signal_length.setItemText(1, QCoreApplication.translate("MainWindow_SA_label", u"60", None))
         self.comboBox_window_signal_length.setItemText(2, QCoreApplication.translate("MainWindow_SA_label", u"120", None))
-        self.comboBox_window_signal_length.setItemText(3, QCoreApplication.translate("MainWindow_SA_label", u"300", None))
-        self.comboBox_window_signal_length.setItemText(4, QCoreApplication.translate("MainWindow_SA_label", u"600", None))
+        self.comboBox_window_signal_length.setItemText(3, QCoreApplication.translate("MainWindow_SA_label", u"180", None))
+        self.comboBox_window_signal_length.setItemText(4, QCoreApplication.translate("MainWindow_SA_label", u"300", None))
+        self.comboBox_window_signal_length.setItemText(5, QCoreApplication.translate("MainWindow_SA_label", u"600", None))
 
         self.checkBox_auto_save.setText(QCoreApplication.translate("MainWindow_SA_label", u"\u4fee\u6539\u540e\u81ea\u52a8\u4fdd\u5b58", None))
         self.groupBox_label.setTitle(QCoreApplication.translate("MainWindow_SA_label", u"\u6807\u7b7e\u8bb0\u5f55", None))
diff --git a/ui/MainWindow/MainWindow_SA_label_v2.ui b/ui/MainWindow/MainWindow_SA_label_v2.ui
index ec0c24e..be2c1cc 100644
--- a/ui/MainWindow/MainWindow_SA_label_v2.ui
+++ b/ui/MainWindow/MainWindow_SA_label_v2.ui
@@ -197,7 +197,7 @@
                <bool>true</bool>
               </property>
               <property name="currentIndex">
-               <number>2</number>
+               <number>3</number>
               </property>
               <property name="insertPolicy">
                <enum>QComboBox::NoInsert</enum>
@@ -217,6 +217,11 @@
                 <string>120</string>
                </property>
               </item>
+              <item>
+               <property name="text">
+                <string>180</string>
+               </property>
+              </item>
               <item>
                <property name="text">
                 <string>300</string>