交流调功电路根据负荷需求是电路接通和关断的。（）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69416' and id < 4494702 and id<>'4494702' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69416' and id > 4494702 and id<>'4494702' order by id asc limit 5