变电站大型接地网构成网孔的主要目的是均压。（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32667' and id < 2598403 and id<>'2598403' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32667' and id > 2598403 and id<>'2598403' order by id asc limit 5