气管内吸痰时，每次插管吸痰时间不宜超过（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='28283' and id < 2315955 and id<>'2315955' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28283' and id > 2315955 and id<>'2315955' order by id asc limit 5