patient with:Windows2000的winnt文件夹下有哪些文件或是文件可以删除呀？空间不够用了。

[$MSI31Uninstall_KB893803v2$]
[$NtUninstallKB329115$]
[$NtUninstallKB820888$]
[$NtUninstallKB822831$]
[$NtUninstallKB823182$]
[$NtUninstallKB823559$]
[$NtUninstallKB823980$]
[$NtUninstallKB824105$]
[$NtUninstallKB824141$]
[$NtUninstallKB824146$]
[$NtUninstallKB824151$]
[$NtUninstallKB825119$]
[$NtUninstallKB826232$]
[$NtUninstallKB828028$]
[$NtUninstallKB828035$]
[$NtUninstallKB828741$]
[$NtUninstallKB828749$]
[$NtUninstallKB834707-IE6SP1-20040929.091901$]
[$NtUninstallKB835732$]
[$NtUninstallKB837001$]
[$NtUninstallKB837272$]
[$NtUninstallKB840987$]
[$NtUninstallKB841356$]
[$NtUninstallKB841533$]
[$NtUninstallKB841872$]
[$NtUninstallKB883935$]
[$NtUninstallQ818043$]
[addins]
[Application Compatibility Scripts]
[AppPatch]
[assembly]
[Cluster]
[Config]
[Connection Wizard]
[Cursors]
[cwcdata]
[Debug]
[Downloaded Installations]
[Downloaded Program Files]
[Driver Cache]
[DrWatson]
[Fonts]
[Help]
[IIS Temporary Compressed Files]
[IME]
[inf]
[Installer]
[Lhsp]
[Media]
[Microsoft.NET]
[Minidump]
[msagent]
[msapps]
[msdownld.tmp]
[mww32]
[Offline Web Pages]
[Options]
[RegisteredPackages]
[Registration]
[repair]
[security]
[ShellNew]
[Speech]
[Sun]
[system]
[system32]
[Tasks]
[Temp]
[twain_32]
[Web]
[wt]