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1980年5月12～18日,我们对鞍钢第一炼钢厂平炉、铸锭、修炉等工种,从事高温重体力劳动的成年男性住单身宿舍的30名工人进行了膳食调查。 用“称重法”在他们居住的宿舍食堂(早、晚两餐)、厂内食堂(午餐)对他们每日每餐购买的主付食品所含营养素标定,计算出每种每碟(碗)主、付食中的各种食品的含量,每日晚间由调查者对调查对象进行连续七天的追踪调查。其结果如下。 1.每人每日各种营养素的平均摄入量: 蛋白质 99.7克维生素甲 474.1国际单位 脂肪 91.9克胡萝卜素 6.57毫克
From May 12 to May 18, 1980, we conducted a dietary survey of 30 workers who lived in single-dwelling quarters of adult men who were engaged in high-temperature and heavy manual labor in the furnaces, ingots and repair furnaces of Ansteel No.1 Steelworks. Using the “Weighing Method” to calibrate the nutrients contained in the staple foods purchased for their daily meals at the in-canteen (lunch) at the canteen where they live (breakfast and dinner) ) Lord, pay a variety of food in the content, daily by the investigators on the survey conducted a seven-day follow-up survey. The result is as follows. 1. Per capita daily intake of various nutrients average: 99.7 grams of protein Vitamin A 474.1 International Unit Fat 91.9 grams Carotene 6.57 mg