题目内容
下列哪种原件负序电抗不等于正序电抗。( )
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68479' and id < 4421567 and id<>'4421567' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='68479' and id > 4421567 and id<>'4421567' order by id asc limit 5