D>var
D>  ...
D>  ISheet:     Excel97.ExcelWorksheet; //лист
D>  str:string;
D>begin
D>   ...
D>  ISheet.Range['Q10', EmptyParam].NumberFormatLocal:='@';  // просто текст
D>  str := ISheet.Range['Q10', EmptyParam].Value;
D>   ...
D>end;
D>