页还原的办法：

backup log [数据库名] todisk='D:\aplt.trn'

restore database[数据库名] PAGE='[页编号]'
fromdisk='[备份文件]'withnorecovery
restore log [数据库名]
fromdisk='D:\aplt.trn'withrecovery


USE MASTER
GO
SP_CONFIGURE 'ALLOW UPDATES',1 RECONFIGURE WITH OVERRIDE
GO
ALTER DATABASE kpoadb11 SET EMERGENCY
GO
sp_dboption 'kpoadb11', 'single user', 'true'
GO
DBCC CHECKDB('kpoadb11','REPAIR_ALLOW_DATA_LOSS')
GO
ALTER DATABASE kpoadb11 SET ONLINE
GO
sp_configure 'allow updates', 0 reconfigure with override
GO
sp_dboption 'kpoadb11', 'single user', 'false'
GO