该系统主要用于生产采购系统

				program PDM;
				
				uses
				  Forms,
				  Main in 'Main.pas' {MainFrm},
				  DataModule in 'DataModule.pas' {DM: TDataModule};
				
				{$R *.res}
				
				begin
				  Application.Initialize;
				  Application.CreateForm(TMainFrm, MainFrm);
				  Application.CreateForm(TDM, DM);
				  Application.Run;
				end.