若不考虑倍频分量，则发电机定子短路电流中只含有交流基波分量和直流分量。在空载短路的情况下，下列说法错误的有(  )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69514' and id < 4503450 and id<>'4503450' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69514' and id > 4503450 and id<>'4503450' order by id asc limit 5