V1导联R/S大于1，V5导联R/S小于1，常见于

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id < 2467974 and id<>'2467974' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30588' and id > 2467974 and id<>'2467974' order by id asc limit 5