P波与QRS波群完全无关，P波频率大于QRS频率见于

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28712' and id < 2341894 and id<>'2341894' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28712' and id > 2341894 and id<>'2341894' order by id asc limit 5