下列有关核辐射的说法正确的为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31811' and id < 2542461 and id<>'2542461' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31811' and id > 2542461 and id<>'2542461' order by id asc limit 5