关于结点电压法，描述不正确的是（   ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id < 4421097 and id<>'4421097' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68474' and id > 4421097 and id<>'4421097' order by id asc limit 5