生化检查主要是指针对下列哪项的检查

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id < 2113986 and id<>'2113986' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id > 2113986 and id<>'2113986' order by id asc limit 5