小肠大部分切除术后第一天，应采取的营养支持措施是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30451' and id < 2460262 and id<>'2460262' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30451' and id > 2460262 and id<>'2460262' order by id asc limit 5