如果只想显示模板字段，则应设置
DetailsView.AutoGenerateRows = false;
或

If you want to show only your template fields you should set
DetailsView.AutoGenerateRows = false;
or

<asp:detailsview id="DetailsView1" runat="server" autogeneraterows="false" onmodechanging="DetailsView1_ModeChanging" onitemupdating="DetailsView1_ItemUpdating" defaultmode="Edit" cssclass="panelStyle" ondatabound="DetailsView1_DataBound" causesvalidation="false" gridlines="None" xmlns:asp="#unknown">

</asp:detailsview>