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/*--˵Ã÷:
exec master..xp_cmdshell 'net use z: \\xz\c$ "ÃÜÂë" /user:xz\administrator'
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--exec master..xp_cmdshell 'del E:\H_BACKUP.bak'
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exec master..xp_cmdshell 'net use z: /delete'


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