当血中高铁血红蛋白量达下列哪项时即可出现发绀

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30511' and id < 2463756 and id<>'2463756' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30511' and id > 2463756 and id<>'2463756' order by id asc limit 5