列管式换热器，管子与管板固定不能采用（ ）<>

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24912' and id < 2125266 and id<>'2125266' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24912' and id > 2125266 and id<>'2125266' order by id asc limit 5