220KV及以上电压等级变压器配置两套独立完整的保护(含非电量保护),以满足双重化原则。（   ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69396' and id < 4492335 and id<>'4492335' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69396' and id > 4492335 and id<>'4492335' order by id asc limit 5