变压器差动保护差动继电器内的平衡线圈可消除（  ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id < 4501015 and id<>'4501015' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id > 4501015 and id<>'4501015' order by id asc limit 5