题目内容
若无设计规定，一般负压锅炉的风压试验压力是（）。
2021-10-01
A.0. 4kPa
B.0. 5kPa
C.0. 6kPa
D.1. OkPa
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24855' and id < 2123060 and id<>'2123060' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24855' and id > 2123060 and id<>'2123060' order by id asc limit 5