if (gdFocused in State) and (Trim(StringGrid1.Cells[acol,0])='抄表标志') then
begin
LI_I:=ACol; LI_J:=ARow;
combobox1.Text:=stringgrid1.Cells[ACol,ARow];
combobox1.Top:=Rect.Top+StringGrid1.top+3;
combobox1.Left:=Rect.Left+StringGrid1.Left+3;
combobox1.Height:=Rect.Bottom-Rect.Top;
combobox1.Width:=Rect.Right-Rect.Left;
combobox1.Visible:=true;
combobox1.Text:='';
LB_CBBZ:=false;
combobox1.Update;
combobox1.SetFocus;
end;