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通过测定混合膳食中１０种常量和微量元素含量，评价中国南、北四大地区人群每日膳食中常量和微量元素的摄入状况，并报道了膳食中各元素摄入量以及不同年龄组和春秋两季膳食中各元素摄入量的变化情况。结果表明：儿童膳食中不同程度地存在钙、磷、钾、镁、锌、硒和铜的偏低；成人膳食中钙、钾和锌摄入明显不足，其余７种元素均接近或达到推荐供给量水平，但地区差异较大。本文对钙磷比，钾钠比以及铁和铜与缺铁性贫血之间的关系进行了讨论。
By determining the content of 10 kinds of macronutrients and trace elements in the mixed diet, the daily and microelements intake of the four regions in south China and north China were evaluated. The intake of each element in the diet, Changes in dietary intake of each element in spring and autumn. The results showed that there was a low level of calcium, phosphorus, potassium, magnesium, zinc, selenium and copper in children’s diet to varying extents; the intake of calcium, potassium and zinc in adult diet was obviously insufficient, and the other seven elements were close to or reached the recommended supply The amount of level, but larger differences in the region. This article discusses the relationship between calcium to phosphorus ratio, potassium to sodium ratio, and iron and copper to iron deficiency anemia.