对由于外磁场引起的系统误差，可以采用()的方法加以消除。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32637' and id < 2595160 and id<>'2595160' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32637' and id > 2595160 and id<>'2595160' order by id asc limit 5