手术者经无菌准备后，无菌区为

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25206' and id < 2136483 and id<>'2136483' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25206' and id > 2136483 and id<>'2136483' order by id asc limit 5