将母线置于高一层的水平面上，与断路器、电流互感器、隔离开关上下重叠布置，这种配电装置属于（  ）。 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69485' and id < 4500644 and id<>'4500644' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69485' and id > 4500644 and id<>'4500644' order by id asc limit 5