调节灰阶超声仪器的工作条件达到最佳状 况，哪项内容不重要

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31793' and id < 2541702 and id<>'2541702' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31793' and id > 2541702 and id<>'2541702' order by id asc limit 5