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为制订高原地区合理的膳食结构和营养素摄入标准提供科学依据,我们对长期工作在青藏线上的汽车驾驶员进行了调查。调查方法采用称量法连续调查5天,每天平均就餐人数为214人,年龄20～30岁。采用中国预防医学科学院提供的《食物成份表》计算每人每日营养素
In order to provide a scientific basis for formulating reasonable dietary structure and nutrient intake standards in the plateau region, we investigated car drivers who had long been working on the Qinghai-Tibet line. Method of investigation Weighing method for continuous investigation of 5 days, the average number of meals per day for 214 people, aged 20 to 30 years. Using the “Food Composition Table” provided by the Chinese Academy of Preventive Medicine to calculate nutrients per person per day