电流互感器的极性接反对下列哪些保护无影响()。（0.5）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id < 4494849 and id<>'4494849' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id > 4494849 and id<>'4494849' order by id asc limit 5