智能变电站中电网电流电压量采集、计算、传输经过的装置有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29474' and id < 2398473 and id<>'2398473' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29474' and id > 2398473 and id<>'2398473' order by id asc limit 5