同步发电机输出滞后的无功功率，则其工作在（   ）。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69400' and id < 4493205 and id<>'4493205' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69400' and id > 4493205 and id<>'4493205' order by id asc limit 5