纵差动保护也可以作相邻线路的后备保护。（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69378' and id < 4491531 and id<>'4491531' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69378' and id > 4491531 and id<>'4491531' order by id asc limit 5