有功电量和无功电量的单位符号为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29467' and id < 2398996 and id<>'2398996' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29467' and id > 2398996 and id<>'2398996' order by id asc limit 5