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]'
from disk= '[备份文件]' with norecovery
restore log [数据库名]
from disk= 'D:\aplt.trn' with recovery


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