下面成本中属于固定成本的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25208' and id < 2136377 and id<>'2136377' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25208' and id > 2136377 and id<>'2136377' order by id asc limit 5