需24小时连续输液者，更换输液器的间隔 时间宜为（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25619' and id < 2155559 and id<>'2155559' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25619' and id > 2155559 and id<>'2155559' order by id asc limit 5