关于各种金属性短路情况下的边界条件方程，正确的有(  )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69515' and id < 4503512 and id<>'4503512' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69515' and id > 4503512 and id<>'4503512' order by id asc limit 5