国家电网公司主要从事（）业务，负责所辖各区域电网之间的电力交易和调度。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25989' and id < 2181297 and id<>'2181297' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25989' and id > 2181297 and id<>'2181297' order by id asc limit 5