成人口对口呼吸人工呼吸时吹气时间至少为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32430' and id < 2575807 and id<>'2575807' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32430' and id > 2575807 and id<>'2575807' order by id asc limit 5