枢变电站位于电力系统的枢纽点，电压一般在（  ）及以上。  

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id < 4500322 and id<>'4500322' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69482' and id > 4500322 and id<>'4500322' order by id asc limit 5