CPR后患者氧浓度应设置为（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30837' and id < 2483368 and id<>'2483368' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30837' and id > 2483368 and id<>'2483368' order by id asc limit 5