乙醇消毒最适宜的浓度应是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30243' and id < 2446498 and id<>'2446498' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30243' and id > 2446498 and id<>'2446498' order by id asc limit 5