当电流互感器所供测量仪表要求不同准确度等级时，应按相应（  ）级别来确定电流互感器的准确级。 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69484' and id < 4500550 and id<>'4500550' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69484' and id > 4500550 and id<>'4500550' order by id asc limit 5