下列有关正常腹膜腔超声特点的描述正确 的是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id < 2540860 and id<>'2540860' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31781' and id > 2540860 and id<>'2540860' order by id asc limit 5