变动成本法下的产品成本只包括生产过程中消耗的变动生产成本，不包括固定生产成本。( )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27239' and id < 2259714 and id<>'2259714' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27239' and id > 2259714 and id<>'2259714' order by id asc limit 5