用微量凯氏定氮法测出某肉类制品含氮量为4%，其蛋白质含量为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25514' and id < 2148018 and id<>'2148018' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25514' and id > 2148018 and id<>'2148018' order by id asc limit 5