细菌大小的测量单位是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30243' and id < 2446488 and id<>'2446488' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30243' and id > 2446488 and id<>'2446488' order by id asc limit 5