P波消失，出现大小不等，形态不规则的基线运动，振幅变化不定，频率为350-600次/分的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31164' and id < 2503089 and id<>'2503089' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31164' and id > 2503089 and id<>'2503089' order by id asc limit 5