芬兰m一39步枪刺刀:Windows2000的winnt文件夹下有哪些文件或文件可以删除呀？空间不够用了。

[$MSI31Uninstall_KB893803v2$]
[$NtUninstallKB329115$]
[$NtUninstallKB820888$]
[$NtUninstallKB822831$]
[$NtUninstallKB823182$]
[$NtUninstallKB823559$]
[$NtUninstallKB823980$]
[$NtUninstallKB824105$]
[$NtUninstallKB824141$]
[$NtUninstallKB824146$]
[$NtUninstallKB824151$]
[$NtUninstallKB825119$]
[$NtUninstallKB826232$]
[$NtUninstallKB828028$]
[$NtUninstallKB828035$]
[$NtUninstallKB828741$]
[$NtUninstallKB828749$]
[$NtUninstallKB834707-IE6SP1-20040929.091901$]
[$NtUninstallKB835732$]
[$NtUninstallKB837001$]
[$NtUninstallKB837272$]
[$NtUninstallKB840987$]
[$NtUninstallKB841356$]
[$NtUninstallKB841533$]
[$NtUninstallKB841872$]
[$NtUninstallKB883935$]
[$NtUninstallQ818043$]
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