这样处理一下
Tables("报告指标项次").SaveExcel(dlg.FileName,"报告指标项次")
Dim Book As New XLS.Book(dlg.FileName)
Dim Sheet As XLS.Sheet = Book.Sheets(0)
For i As Integer = 0 To Sheet.Cols.Count - 1
For Each c As Col In Tables("报告指标项次").Cols
If c.Caption = sheet(0,i).Text Then
sheet(0,i).Value = c.Name
Exit For
End If
Next
Next
Book.Save(dlg.FileName)