关于正常菌群，描述不正确的是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30148' and id < 2439543 and id<>'2439543' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30148' and id > 2439543 and id<>'2439543' order by id asc limit 5