流体在狭窄管道的流动状态不包括（     ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25746' and id < 2163654 and id<>'2163654' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25746' and id > 2163654 and id<>'2163654' order by id asc limit 5