压力容器的最髙工作压力为2. OMPa，介质为空气，可选精度等级为（ ）级压力表。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='24906' and id < 2125017 and id<>'2125017' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24906' and id > 2125017 and id<>'2125017' order by id asc limit 5