阻抗继电器的测量阻抗与保护安装处至故障点的距离成正比，而与电网的运行方式无关，并不随短路故障的类型而改变。（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69377' and id < 4491420 and id<>'4491420' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69377' and id > 4491420 and id<>'4491420' order by id asc limit 5