星型接法不对称三相电路与对称三相电路的区别有（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32675' and id < 2599374 and id<>'2599374' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32675' and id > 2599374 and id<>'2599374' order by id asc limit 5