以下（   ）属于国家电网有限公司降低自身碳排放水平的举措。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69407' and id < 4493813 and id<>'4493813' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69407' and id > 4493813 and id<>'4493813' order by id asc limit 5