调味品展会:请问下面这些都是什么意思，具体说一下，谢谢

wdmgr.exe local service 2920k
rundll32.exe lee 4052k
mdm.exe system 5952k
ravstub.exe system 2212k
taskmgr.exe lee 14652k
inetinfo.exe system 5288k
spoolsv.exe system 9296k
explorer.exe lee 28756k
ati2evxx.exe lee 2964k
ravmond.exe system 7184k
svchost.exe local service 4376k
svchost.exe network service 1520k
ctfmon.exe lee 5748k
svchost.exe system 29884k
ccenter.exe system 1632k
svchost.exe system 6092k
ati2evxx.exe system 1544k
ravmon.exe lee 1012k
lsass.exe system 7420k
services.exe system 3104k
winlogon.exe system 3332k
cdnup.exe lee 11148k
csrss.exe system 2924k
ravtask.exe lee 5736k
daemon lee 10388k
smss.exe system 268k
atiptaxx.exe lee 13524k
pdsched.exe system 12028k
system system 232k
system idle process system 20k

里面有病毒吗？