delphi使用exec调用

unitUnit7;interfaceusesWindows,Messages,SysUtils,Variants,Classes,Graphics,Controls,Forms,Dialogs,StdCtrls;typeTForm1=class(TForm)Button1:TButton;Button2:TButton;procedureButton1Click(Sender:TObject);procedureButton2Click(Sender:TObject);private{Privatedeclarations}pu