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锌缺乏是一种世界范围的营养缺乏病,据例步调查:我国半数以上儿童缺锌,因此研究学龄前儿童营养状况,制定防治对策,对保障儿童健康成长有重大意义。最近世界卫生组织推荐中国式铁锅以降低世界性缺铁性贫血发病率,中国式的铁锅可以发挥如此大的作用,而中国自古传统应用的铜锅(铜锅一般为锌铜合金锅。本试验用的锌铜合金锅含铜62％,
Zinc deficiency is a worldwide nutritional deficiency disease. According to the survey, more than half of children in our country lack zinc, so studying the nutritional status of preschool children and formulating prevention and control measures are of great significance to ensuring the healthy growth of children. Recently, the World Health Organization recommended Chinese-style wok to reduce the incidence of world-wide iron-deficiency anemia. Chinese-style wok can play such a big role. In China, copper cookers, commonly used in ancient times, are usually zinc-copper alloy pots. The test of zinc-copper alloy pot containing 62% copper,