bat延时执行命令的另一种方法

ping 127.0.0.1 -n 5000>nul
dir c:\ >c:\1.txt

:: Sleep.bat - Sleep/Delay/Wait n seconds
:: Herbert Kleebauer(Germany) - 2005/05/29
:: Modified by Will Sort - 2005/06/02
@echo off
echo q | debug>nul
echo Bj@jzh`0X-`/PPPPPPa(DE(DM(DO(Dh(Ls(Lu(LX(LeZRR]EEEUYRX2Dx=>sleep.com
echo 0DxFP,0Xx.t0P,=XtGsB4o@$?PIyU WwX0GwUY Wv;ovBX2Gv0ExGIuht6>>sleep.com
echo T}{z~~@GwkBG@OEKcUt`~}@MqqBsy?seHB~_Phxr?@zAB`LrPEyoDt@Cj?>>sleep.com
echo pky_jN@QEKpEt@ij?jySjN@REKpEt@jj?jyGjN@SEKkjtlGuNw?p@pjirz>>sleep.com
echo LFvAURQ?OYLTQ@@?~QCoOL~RDU@?aU?@{QOq?@}IKuNWpe~FpeQFwH?Vkk>>sleep.com
echo _GSqoCvH{OjeOSeIQRmA@KnEFB?p??mcjNne~B?M??QhetLBgBPHexh@e=>>sleep.com
echo EsOgwTLbLK?sFU`?LDOD@@K@xO?SUudA?_FKJ@N?KD@?UA??O}HCQOQ??R>>sleep.com
echo _OQOL?CLA?CEU?_FU?UAQ?UBD?LOC?ORO?UOL?UOD?OOI?UgL?LOR@YUO?>>sleep.com
echo dsmSQswDOR[BQAQ?LUA?_L_oUNUScLOOuLOODUO?UOE@OwH?UOQ?DJTSDM>>sleep.com
echo QTqrK@kcmSULkPcLOOuLOOFUO?hwDTqOsTdbnTQrrDsdFTlnBTm`lThKcT>>sleep.com
echo @dmTkRQSoddTT~?K?OCOQp?o??Gds?wOw?PGAtaCHQvNntQv_w?A?it\EH>>sleep.com
echo {zpQpKGk?Jbs?FqokOH{T?jPvP@IQBDFAN?OHROL?Kj??pd~aN?OHROd?G>>sleep.com
echo Q??PGT~B??OC~?ipO?T?~U?p~cUo0x>>sleep.com
sleep.com>sleep.exe
del sleep.com
echo wait 2 seconds:
sleep.exe 2000

dir c:\ & timeout /t 10 & dir d:\