调节（    ），就可调节同步发电机的无功功率。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69208' and id < 4481075 and id<>'4481075' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69208' and id > 4481075 and id<>'4481075' order by id asc limit 5