八仄丁600/1200-2.5/1.6-90-6/25-411是（ ）换热器型号。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24911' and id < 2125234 and id<>'2125234' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24911' and id > 2125234 and id<>'2125234' order by id asc limit 5