在C#+office 2003下实现通过OLE方式把11.xls加入到11.doc中

在C#+office   2003下实现通过OLE方式把11.xls加入到11.doc中
object   xlsfile   =   "F:\\11.xls ";
object   docfile   =   "F:\\11.doc ";
object   miss   =   Type.Missing;Word.ApplicationClass   app   =   new   Word.ApplicationClass();
app.Visible   =   true;
Word.Document   docApp   =   app.Documents.Add(ref   miss,ref   miss,ref   miss,ref   miss);
docApp.Shapes.AddOLEObject(ref   miss,ref   xlsfile,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss);
docApp.SaveAs(ref   docfile,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss,ref   miss);