并联电抗器用在重载线路上，用于吸收线路上的无功功率。  ()（0.5）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id < 4494946 and id<>'4494946' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69421' and id > 4494946 and id<>'4494946' order by id asc limit 5