正常红细胞的平均寿命为多长时间

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32525' and id < 2584212 and id<>'2584212' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32525' and id > 2584212 and id<>'2584212' order by id asc limit 5