过滤管道结果
使用Get-Process返回所有的当前进程 ，但是你可能并不对所有的进程感兴趣，然后通过每个Process对象的属性进行过滤。首先得知道每个对象支持那些属性。
PS C:Powershell> Get-Process | select -First 1 | fl *
__NounName : Process
Name : AcroRd32
Handles : 287
VM : 234819584
WS : 32616448
PM : 63488000
NPM : 14584
Path : C:Program FilesAdobeReader 10.0ReaderAcroRd32
.exe
Company : Adobe Systems Incorporated
CPU : 96.5334188
FileVersion : 10.1.2.45
ProductVersion : 10.1.2.45
Description : Adobe Reader
Product : Adobe Reader
Id : 4820
PriorityClass : Normal
HandleCount : 287
WorkingSet : 32616448
PagedMemorySize : 63488000
PrivateMemorySize : 63488000
VirtualMemorySize : 234819584
TotalProcessorTime : 00:01:36.5334188
BasePriority : 8
ExitCode :
HasExited : False
ExitTime :
Handle : 3568
MachineName : .
MainWindowHandle : 198686
MainWindowTitle : Mastering PowerShell - Adobe Reader
MainModule : System.Diagnostics.ProcessModule (AcroRd32.exe)
MaxWorkingSet : 1413120
MinWorkingSet : 204800
Modules : {System.Diagnostics.ProcessModule (AcroRd32.exe),
System.Diagnostics.ProcessModule (ntdll.dll), Syst
em.Diagnostics.ProcessModule (kernel32.dll), Syste
m.Diagnostics.ProcessModule (KERNELBASE.dll)...}
NonpagedSystemMemorySize : 14584
NonpagedSystemMemorySize64 : 14584
PagedMemorySize64 : 63488000
PagedSystemMemorySize : 302460
PagedSystemMemorySize64 : 302460
PeakPagedMemorySize : 75399168
PeakPagedMemorySize64 : 75399168
PeakWorkingSet : 87871488
PeakWorkingSet64 : 87871488
PeakVirtualMemorySize : 257703936
PeakVirtualMemorySize64 : 257703936
PriorityBoostEnabled : True
PrivateMemorySize64 : 63488000
PrivilegedProcessorTime : 00:00:27.7057776
ProcessName : AcroRd32
ProcessorAffinity : 3
Responding : True
SessionId : 1
StartInfo : System.Diagnostics.ProcessStartInfo
StartTime : 2012/1/13 10:25:34
SynchronizingObject :
Threads : {4376, 6636, 8096, 5136...}
UserProcessorTime : 00:01:08.8276412
VirtualMemorySize64 : 234819584
EnableRaisingE