diff --git a/Windows/Stuff.xaml b/Windows/Stuff.xaml
index eebe0b0..a75cf7e 100644
--- a/Windows/Stuff.xaml
+++ b/Windows/Stuff.xaml
@@ -115,7 +115,7 @@
                        VerticalAlignment="Bottom" Width="100" FontSize="20"/>
         <!--原料类型-->
         <ComboBox x:Name="stuff_ProductType"   HorizontalAlignment="Left" Height="30" Margin="755,0,0,100" Text="" 
-                      VerticalAlignment="Bottom" Width="100" FontSize="20" IsReadOnly="True" IsEditable="True">
+                      VerticalAlignment="Bottom" Width="100" FontSize="20">
             <ComboBoxItem Content="染料"></ComboBoxItem>
             <ComboBoxItem Content="助剂"></ComboBoxItem>
             <ComboBoxItem Content="粉体助剂"></ComboBoxItem>
@@ -125,7 +125,7 @@
                        VerticalAlignment="Bottom" Width="100" FontSize="20"/>
         <!--离子类型-->
         <ComboBox x:Name="Stuff_ion"   HorizontalAlignment="Left" Height="30" Margin="755,0,0,50" Text="" 
-                      VerticalAlignment="Bottom" Width="100" FontSize="20" IsReadOnly="True" IsEditable="True">
+                      VerticalAlignment="Bottom" Width="100" FontSize="20">
             <ComboBoxItem Content="分散"></ComboBoxItem>
             <ComboBoxItem Content="酸性"></ComboBoxItem>
             <ComboBoxItem Content="活性"></ComboBoxItem>