用量程为10A的电流表测量实际值为8A的电流，若仪表读数为8.1A，试求其绝对误差和相对误差各为（)。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32637' and id < 2595156 and id<>'2595156' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32637' and id > 2595156 and id<>'2595156' order by id asc limit 5