当心脏病患者出现二联律时，其脉搏表现为（ )0

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30907' and id < 2487096 and id<>'2487096' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30907' and id > 2487096 and id<>'2487096' order by id asc limit 5