这是n年前从msdn上找到的，我不知道是否有什么地方可以search到这些类？现在类名都是在代码中hardcode的，呵呵。
知道这些类名之后，写一个最简单的应用，是可以知道系统的全部硬件、软件信息。比如说CPUID，主板序列号，硬盘出厂的ID号，CPU速度，网卡号等。从前写过一个程序放在csdn上可以下载，blog上不知道是否可以放一个连接？我把source code放上来。
好佩服自己！！！这么复杂的格式，我都整理出来了，:D
下面这些，如果“插入代码”，呵呵，就没有相应了。代码太多，看来还不行。
Computer system hardware
Cooling device classes
Win32_Fan
Win32_HeatPipe
Win32_Refrigeration
Win32_TemperatureProbe)}
Input device classes
Win32_Keyboard
Win32_PointingDevice)}
Mass storage classes
Win32_AutochkSetting
Win32_CDROMDrive
Win32_DiskDrive
Win32_FloppyDrive
Win32_LogicalDisk
Win32_MappedLogicalDisk
Win32_TapeDrive)}
Motherboard, controller, and port classes
Win32_1394Controller
Win32_1394ControllerDevice
Win32_AllocatedResource
Win32_AssociatedProcessorMemory
Win32_BaseBoard
Win32_BIOS
Win32_Bus
Win32_CacheMemory
Win32_ControllerHasHub
Win32_DeviceBus
Win32_DeviceMemoryAddress
Win32_DeviceSettings
Win32_DMAChannel
Win32_FloppyController
Win32_IDEController
Win32_IDEControllerDevice
Win32_InfraredDevice
Win32_IRQResource
Win32_MemoryArray
Win32_MemoryArrayLocation
Win32_MemoryDevice
Win32_MemoryDeviceArray
Win32_MemoryDeviceLocation
Win32_MotherboardDevice
Win32_OnBoardDevice
Win32_ParallelPort
Win32_PCMCIAController
Win32_PhysicalMemory
Win32_PhysicalMemoryArray
Win32_PhysicalMemoryLocation
Win32_PNPAllocatedResource
Win32_PNPDevice
Win32_PNPEntity
Win32_PortConnector
Win32_PortResource
Win32_Processor
Win32_SCSIController
Win32_SCSIControllerDevice
Win32_SerialPort
Win32_SerialPortConfiguration
Win32_SerialPortSetting
Win32_SMBIOSMemory
Win32_SoundDevice
Win32_SystemBIOS
Win32_SystemDriverPNPEntity
Win32_SystemEnclosure
Win32_SystemMemoryResource
Win32_SystemSlot
Win32_USBController
Win32_USBControllerDevice
Win32_USBHub)}
Networking device classes
Win32_NetworkAdapter
Win32_NetworkAdapterConfiguration
Win32_NetworkAdapterSetting)}
Power classes
Win32_AssociatedBattery
Win32_Battery
Win32_CurrentProbe
Win32_PortableBattery
Win32_PowerManagementEvent
Win32_UninterruptiblePowerSupply
Win32_VoltageProbe)}
Printing classes
Win32_DriverForDevice
Win32_Printer
Win32_PrinterConfiguration
Win32_PrinterController
Win32_PrinterDriver
Win32_PrinterDriverDll
Win32_PrinterSetting
Win32_PrintJob
Win32_TCPIPPrinterPort)}
Telephony classes
Win32_POTSModem
Win32_POTSModemToSerialPort)}
Video and monitor classes
Win32_DesktopMonitor
Win32_DisplayConfiguration
Win32_DisplayControllerConfiguration
Win32_VideoConfiguration
Win32_VideoController
Win32_VideoSettings)})}
Users
COM
Win32_ClassicCOMApplicationClasses
Win32_ClassicCOMClass
Win32_ClassicCOMClassSettings
Win32_ClientApplicationSetting
Win32_COMApplication
Win32_COMApplicationClasses
Win32_COMApplicationSettings
Win32_COMClass
Win32_ComClassAutoEmulator
Win32_ComClassEmulator
Win32_ComponentCategory
Win32_COMSetting
Win32_DCOMApplication
Win32_DCOMApplicationAccessAllowedSetting
Win32_DCOMApplicationLaunchAllowedSetting
Win32_DCOMApplicationSetting
Win32_ImplementedCategory)}
Desktop
Win32_Desktop
Win32_Environment
Win32_TimeZone
Win32_UserDesktop)}
Drivers
Win32_DriverVXD
Win32_SystemDriver)}
File system
Win32_CIMLogicalDeviceCIMDataFile
Win32_Directory
Win32_DirectorySpecification
Win32_DiskDriveToDiskPartition
Win32_DiskPartition
Win32_DiskQuota
Win32_LogicalDiskRootDirectory
Win32_LogicalDiskToPartition
Win32_OperatingSystemAutochkSetting
Win32_QuotaSetting
Win32_ShortcutFile
Win32_SubDirectory
Win32_SystemPartitions
Win32_VolumeQuotaSetting)}
Job objects
Win32_CollectionStatistics
Win32_LUID
Win32_LUIDandAttributes
Win32_NamedJobObject
Win32_NamedJobObjectActgInfo
Win32_NamedJobObjectLimit
Win32_NamedJobObjectLimitSetting
Win32_NamedJobObjectProcess
Win32_NamedJobObjectSecLimit
Win32_NamedJobObjectSecLimitSetting
Win32_NamedJobObjectStatistics
Win32_SIDandAttributes
Win32_TokenGroups
Win32_TokenPrivileges)}
Memory and page files
Win32_LogicalMemoryConfiguration
Win32_PageFile
Win32_PageFileElementSetting
Win32_PageFileSetting
Win32_PageFileUsage
Win32_SystemLogicalMemoryConfiguration)}
Multimedia audio/visual
Win32_CodecFile)}
Networking
Win32_ActiveRoute
Win32_IP4PersistedRouteTable
Win32_IP4RouteTable
Win32_IP4RouteTableEvent
Win32_NetworkClient
Win32_NetworkConnection
Win32_NetworkProtocol
Win32_NTDomain
Win32_PingStatus
Win32_ProtocolBinding)}
Operating system events
Win32_ComputerShutdownEvent
Win32_ComputerSystemEvent
NWin32_DeviceChangeEvent
Win32_ModuleLoadTrace
Win32_ModuleTrace
Win32_ProcessStartTrace
Win32_ProcessStopTrace
Win32_ProcessTrace
Win32_SystemConfigurationChangeEvent
Win32_SystemTrace
Win32_ThreadStartTrace
Win32_ThreadStopTrace
Win32_ThreadTrace
Win32_VolumeChangeEvent)}
Operating system settings
Win32_BootConfiguration
Win32_ComputerSystem
Win32_ComputerSystemProcessor
Win32_ComputerSystemProduct
Win32_DependentService
Win32_LoadOrderGroup
Win32_LoadOrderGroupServiceDependencies
Win32_LoadOrderGroupServiceMembers
Win32_OperatingSystem
Win32_OperatingSystemQFE
Win32_OSRecoveryConfiguration
Win32_QuickFixEngineering
Win32_StartupCommand
Win32_SystemBootConfiguration
Win32_SystemDesktop
Win32_SystemDevices
Win32_SystemLoadOrderGroups
Win32_SystemNetworkConnections
Win32_SystemOperatingSystem
Win32_SystemProcesses
Win32_SystemProgramGroups
Win32_SystemResources
Win32_SystemServices
Win32_SystemSetting
Win32_SystemSystemDriver
Win32_SystemTimeZone
Win32_SystemUsers)}
Processes
Win32_Process
Win32_ProcessStartup
Win32_Thread)}
Registry
Win32_Registry)}
Scheduler jobs
Win32_CurrentTime
Win32_ScheduledJob)}
Security
NWin32_AccountSID
Win32_ACE
Win32_LogicalFileAccess
Win32_LogicalFileAuditing
Win32_LogicalFileGroup
Win32_LogicalFileOwner
Win32_LogicalFileSecuritySetting
Win32_LogicalShareAccess
Win32_LogicalShareAuditing
Win32_LogicalShareSecuritySetting
NWin32_PrivilegesStatus
NWin32_SecurityDescriptor
Win32_SecuritySetting
Win32_SecuritySettingAccess
Win32_SecuritySettingAuditing
Win32_SecuritySettingGroup
Win32_SecuritySettingOfLogicalFile
NodWin32_SecuritySettingOfLogicalShare
Win32_SecuritySettingOfObject
Win32_SecuritySettingOwner
Win32_SID
Win32_Trustee)}
Services
Win32_BaseService
Win32_Service)}
Shares
Win32_ServerConnection
Win32_ServerSession
Win32_ConnectionShare
Win32_PrinterShare
Win32_SessionConnection
Win32_SessionProcess
Win32_ShareToDirectory
Win32_Share)}
Start menu
NoWin32_LogicalProgramGroup
Win32_LogicalProgramGroupDirectory
Win32_LogicalProgramGroupItem
Win32_LogicalProgramGroupItemDataFile
Win32_ProgramGroup
Win32_ProgramGroupContents
Win32_ProgramGroupOrItem)}
Users
Win32_Account
Win32_Group
Win32_GroupInDomain
Win32_GroupUser
Win32_LogonSession
Win32_LogonSessionMappedDisk
Win32_NetworkLoginProfile
Win32_SystemAccount
Win32_UserAccount
Win32_UserInDomain)}
Windows NT event log
Win32_NTEventlogFile
Win32_NTLogEvent
Win32_NTLogEventComputer
Win32_NTLogEventLog
Win32_NTLogEventUser)}
Windows Product Activation
Win32_ComputerSystemWindowsProductActivationSetting
Win32_Proxy
Win32_WindowsProductActivation)})}
Installed applications
Win32_ActionCheck
Win32_ApplicationCommandLine
Win32_ApplicationService
Win32_Binary
Win32_BindImageAction
Win32_CheckCheck
Win32_ClassInfoAction
Win32_CommandLineAccess
Win32_Condition
Win32_CreateFolderAction
Win32_DuplicateFileAction
Win32_EnvironmentSpecification
Win32_ExtensionInfoAction
Win32_FileSpecification
Win32_FontInfoAction
Win32_IniFileSpecification
Win32_InstalledSoftwareElement
Win32_LaunchCondition
Win32_ManagedSystemElementResource
Win32_MIMEInfoAction
Win32_MoveFileAction
Win32_MSIResource
Win32_ODBCAttribute
Win32_ODBCDataSourceAttribute
Win32_ODBCDataSourceSpecification
Win32_ODBCDriverAttribute
Win32_ODBCDriverSoftwareElement
Win32_ODBCDriverSpecification
Win32_ODBCSourceAttribute
Win32_ODBCTranslatorSpecification
Win32_Patch
Win32_PatchFile
Win32_PatchPackage
Win32_Product
Win32_ProductCheck
Win32_ProductResource
Win32_ProductSoftwareFeatures
Win32_ProgIDSpecification
Win32_Property
Win32_PublishComponentAction
Win32_RegistryAction
Win32_RemoveFileAction
Win32_RemoveIniAction
Win32_ReserveCost
Win32_SelfRegModuleAction
Win32_ServiceControl
Win32_ServiceSpecification
Win32_ServiceSpecificationService
Win32_SettingCheck
Win32_ShortcutAction
Win32_ShortcutSAP
Win32_SoftwareElement
Win32_SoftwareElementAction
Win32_SoftwareElementCheck
Win32_SoftwareElementCondition
Win32_SoftwareElementResource
Win32_SoftwareFeature
Win32_SoftwareFeatureAction
Win32_SoftwareFeatureCheck
Win32_SoftwareFeatureParent
Win32_SoftwareFeatureSoftwareElements
Win32_TypeLibraryAction)}
WMI service management
WMI Configuration Classes
Win32_MethodParameterClass)}
WMI Management Classes
Win32_WMISetting
Win32_WMIElementSetting)})}
Performance counters
Formatted Performance Counter Classes
Win32_PerfFormattedData
Win32_PerfFormattedData_ASP_ActiveServerPages
Win32_PerfFormattedData_ContentFilter_IndexingServiceFilter
Win32_PerfFormattedData_ContentIndex_IndexingService
Win32_PerfFormattedData_InetInfo_InternetInformationServicesGlobal
Win32_PerfFormattedData_ISAPISearch_HttpIndexingService
Win32_PerfFormattedData_MSDTC_DistributedTransactionCoordinator
Win32_PerfFormattedData_NTFSDRV_SMTPNTFSStoreDriver
Win32_PerfFormattedData_PerfDisk_LogicalDisk
Win32_PerfFormattedData_PerfDisk_PhysicalDisk
Win32_PerfFormattedData_PerfNet_Browser
Win32_PerfFormattedData_PerfNet_Redirector
Win32_PerfFormattedData_PerfNet_Server
Win32_PerfFormattedData_PerfNet_ServerWorkQueues
Win32_PerfFormattedData_PerfOS_Cache
Win32_PerfFormattedData_PerfOS_Memory
Win32_PerfFormattedData_PerfOS_Objects
Win32_PerfFormattedData_PerfOS_PagingFile
Win32_PerfFormattedData_PerfOS_Processor
Win32_PerfFormattedData_PerfOS_System
Win32_PerfFormattedData_PerfProc_FullImage_Costly
Win32_PerfFormattedData_PerfProc_Image_Costly
Win32_PerfFormattedData_PerfProc_JobObject
Win32_PerfFormattedData_PerfProc_JobObjectDetails
Win32_PerfFormattedData_PerfProc_Process
Win32_PerfFormattedData_PerfProc_ProcessAddressSpace_Costly
Win32_PerfFormattedData_PerfProc_Thread
Win32_PerfFormattedData_PerfProc_ThreadDetails_Costly
Win32_PerfFormattedData_PSched_PSchedFlow
Win32_PerfFormattedData_PSched_PSchedPipe
Win32_PerfFormattedData_RemoteAccess_RASPort
Win32_PerfFormattedData_RemoteAccess_RASTotal
Win32_PerfFormattedData_RSVP_ACSRSVPInterfaces
Win32_PerfFormattedData_RSVP_ACSRSVPService
Win32_PerfFormattedData_SMTPSVC_SMTPServer
Win32_PerfFormattedData_Spooler_PrintQueue
Win32_PerfFormattedData_TapiSrv_Telephony
Win32_PerfFormattedData_Tcpip_ICMP
Win32_PerfFormattedData_Tcpip_IP
Win32_PerfFormattedData_Tcpip_NBTConnection
Win32_PerfFormattedData_Tcpip_NetworkInterface
Win32_PerfFormattedData_Tcpip_TCP
Win32_PerfFormattedData_Tcpip_UDP
Win32_PerfFormattedData_TermService_TerminalServices
Win32_PerfFormattedData_TermService_TerminalServicesSession
Win32_PerfFormattedData_W3SVC_WebService)}
Raw Performance Counter Classes
Win32_PerfRawData
Win32_PerfRawData_ASP_ActiveServerPages
Win32_PerfRawData_ContentFilter_IndexingServiceFilter
Win32_PerfRawData_ContentIndex_IndexingService
Win32_PerfRawData_InetInfo_InternetInformationServicesGlobal
Win32_PerfRawData_ISAPISearch_HttpIndexingService
Win32_PerfRawData_MSDTC_DistributedTransactionCoordinator
Win32_PerfRawData_NTFSDRV_SMTPNTFSStoreDriver
Win32_PerfRawData_PerfDisk_LogicalDisk
Win32_PerfRawData_PerfDisk_PhysicalDisk
Win32_PerfRawData_PerfNet_Browser
Win32_PerfRawData_PerfNet_Redirector
Win32_PerfRawData_PerfNet_Server
Win32_PerfRawData_PerfNet_ServerWorkQueues
Win32_PerfRawData_PerfOS_Cache
Win32_PerfRawData_PerfOS_Memory
Win32_PerfRawData_PerfOS_Objects
Win32_PerfRawData_PerfOS_PagingFile
Win32_PerfRawData_PerfOS_Processor
Win32_PerfRawData_PerfOS_System
Win32_PerfRawData_PerfProc_FullImage_Costly
Win32_PerfRawData_PerfProc_Image_Costly
Win32_PerfRawData_PerfProc_JobObject
Win32_PerfRawData_PerfProc_JobObjectDetails
Win32_PerfRawData_PerfProc_Process
Win32_PerfRawData_PerfProc_ProcessAddressSpace_Costly
Win32_PerfRawData_PerfProc_Thread
Win32_PerfRawData_PerfProc_ThreadDetails_Costly
Win32_PerfRawData_PSched_PSchedFlow
NWin32_PerfRawData_PSched_PSchedPipe
Win32_PerfRawData_RemoteAccess_RASPort
Win32_PerfRawData_RemoteAccess_RASTotal
Win32_PerfRawData_RSVP_ACSRSVPInterfaces
Win32_PerfRawData_RSVP_ACSRSVPService
Win32_PerfRawData_SMTPSVC_SMTPServer
Win32_PerfRawData_Spooler_PrintQueue
Win32_PerfRawData_TapiSrv_Telephony
Win32_PerfRawData_Tcpip_ICMP
Win32_PerfRawData_Tcpip_IP
Win32_PerfRawData_Tcpip_NBTConnection
Win32_PerfRawData_Tcpip_NetworkInterface
Win32_PerfRawData_Tcpip_TCP
Win32_PerfRawData_Tcpip_UDP
Win32_PerfRawData_TermService_TerminalServices
Win32_PerfRawData_TermService_TerminalServicesSession
Win32_PerfRawData_W3SVC_WebService