测控装置的直流量测误差应满足不大于（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29468' and id < 2398943 and id<>'2398943' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29468' and id > 2398943 and id<>'2398943' order by id asc limit 5