填料函式换热器的管板与壳体间采用的连接方式是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='24911' and id < 2125222 and id<>'2125222' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24911' and id > 2125222 and id<>'2125222' order by id asc limit 5