diff --git a/Services/ExcelExportService.cs b/Services/ExcelExportService.cs
index 2380ed5..5f01d21 100644
--- a/Services/ExcelExportService.cs
+++ b/Services/ExcelExportService.cs
@@ -60,7 +60,7 @@ namespace TabletTester2025.Services
         {
             var data = batches.ToList();
             var sheet = package.Workbook.Worksheets.Add("硬度报表");
-            WriteHeader(sheet, "检测时间", "样品名称", "平均值(N)", "平均偏差(N)", "RSD(%)", "最大值(N)", "测试次数", "单次数据(N)", "判定");
+            WriteHeader(sheet, "检测时间", "样品名称", "平均值(N)", "平均偏差(N)", "RSD", "最大值(N)", "测试次数", "单次数据(N)", "判定");
 
             if (data.Count == 0)
             {
diff --git a/ViewModels/StationViewModel.cs b/ViewModels/StationViewModel.cs
index 50f3c9b..0143b9a 100644
--- a/ViewModels/StationViewModel.cs
+++ b/ViewModels/StationViewModel.cs
@@ -2169,8 +2169,8 @@ namespace TabletTester2025.ViewModels
 
         private async Task SaveDisintegrationResultAsync()
         {
-            if (!CanSaveDisintegrationResult)
-                return;
+            //if (!CanSaveDisintegrationResult)
+            //    return;
 
             if (!TryParseDisintegrationActualSeconds(out double seconds, out string message))
             {
diff --git a/Views/HistoryWindow.xaml b/Views/HistoryWindow.xaml
index d11c38d..f3dd30c 100644
--- a/Views/HistoryWindow.xaml
+++ b/Views/HistoryWindow.xaml
@@ -199,7 +199,7 @@
                                 <DataGridTextColumn Header="样品名称" Binding="{Binding SampleName}" Width="120"/>
                                 <DataGridTextColumn Header="平均值(N)" Binding="{Binding HardnessAvg, StringFormat=F1}" Width="90"/>
                                 <DataGridTextColumn Header="平均偏差(N)" Binding="{Binding HardnessAverageDeviation, StringFormat=F2}" Width="110"/>
-                                <DataGridTextColumn Header="RSD(%)" Binding="{Binding HardnessRSD, StringFormat=F1}" Width="80"/>
+                                <DataGridTextColumn Header="RSD" Binding="{Binding HardnessRSD, StringFormat=F1}" Width="80"/>
                                 <DataGridTextColumn Header="最大值(N)" Binding="{Binding HardnessMax, StringFormat=F1}" Width="90"/>
                                 <DataGridTextColumn Header="测试次数" Binding="{Binding HardnessTestCount}" Width="70"/>
                                 <DataGridTextColumn Header="单次数据(N)" Binding="{Binding HardnessSampleSummary}" Width="220"/>
diff --git a/Views/MainWindow.xaml b/Views/MainWindow.xaml
index 81ca3ae..229f87c 100644
--- a/Views/MainWindow.xaml
+++ b/Views/MainWindow.xaml
@@ -332,7 +332,7 @@
                                             </Border>
                                             <Border Style="{StaticResource MetricCard}">
                                                 <StackPanel>
-                                                    <TextBlock Text="RSD(%)" Style="{StaticResource MetricLabel}"/>
+                                                    <TextBlock Text="RSD" Style="{StaticResource MetricLabel}"/>
                                                     <TextBlock Text="{Binding HardnessRSD, StringFormat=F2}" Style="{StaticResource MetricValue}"/>
                                                 </StackPanel>
                                             </Border>
@@ -442,8 +442,8 @@
                                                     </DataGridTemplateColumn.CellTemplate>
                                                 </DataGridTemplateColumn>
                                                 <DataGridTextColumn Header="组平均值(N)" Binding="{Binding GroupAverage, StringFormat=F1}" Width="105"/>
-                                                <DataGridTextColumn Header="组平均偏差(N)" Binding="{Binding GroupAverageDeviation, StringFormat=F2}" Width="120"/>
-                                                <DataGridTextColumn Header="组RSD(%)" Binding="{Binding GroupRSD, StringFormat=F2}" Width="95"/>
+                                                <!--<DataGridTextColumn Header="组平均偏差(N)" Binding="{Binding GroupAverageDeviation, StringFormat=F2}" Width="120"/>-->
+                                                <DataGridTextColumn Header="组RSD" Binding="{Binding GroupRSD, StringFormat=F2}" Width="95"/>
                                                 <DataGridTemplateColumn Header="记录时间" Width="105">
                                                     <DataGridTemplateColumn.CellTemplate>
                                                         <DataTemplate>
@@ -763,7 +763,7 @@
                                 <WrapPanel Grid.Row="2" Style="{StaticResource CommandBar}">
                                     <Button Command="{Binding StartDisintegrationCommand}" Content="开始" Style="{StaticResource StartButton}"/>
                                     <Button Command="{Binding StopDisintegrationCommand}" Content="停止" Style="{StaticResource StopButton}"/>
-                                    <Button Command="{Binding SaveDisintegrationResultCommand}" Content="保存记录" Style="{StaticResource SecondaryButton}" IsEnabled="{Binding CanSaveDisintegrationResult}"/>
+                                    <Button Command="{Binding SaveDisintegrationResultCommand}" Content="保存记录" Style="{StaticResource SecondaryButton}" />
                                     <!--<Button Command="{Binding ResetDisintegrationCommand}" Content="复位" Style="{StaticResource ResetButton}"/>-->
                                 </WrapPanel>
                             </Grid>