题目内容
多弓形折流板比单弓形的最大优点是( )。
2021-10-04
A.没有死区
B.加工方便
C.流体流量小
D.安装方便
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24910' and id < 2125203 and id<>'2125203' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24910' and id > 2125203 and id<>'2125203' order by id asc limit 5