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随着医学模式的转变，儿童心身两方面的健康问题引起了全社会的关注。微量元素锌对儿童心身健康有重要影响。锌参与叨多种金属酶的合成，与200多种金属酶活性有关。锌还与DNA聚合酶和RNA聚合酶的合成、与蛋白质代谢密切有关。锌对儿童生长发育、脑功能有重要影响，体内锌缺乏时
With the change of the medical model, the mental and physical health problems of children have aroused the concern of the whole society. Trace element zinc has an important impact on children’s physical and mental health. Zinc is involved in the synthesis of more than 100 kinds of metalloenzymes, and is associated with over 200 metalloenzyme activities. Zinc and DNA polymerase and RNA polymerase synthesis, and protein metabolism are closely related. Zinc on children’s growth and development, brain function have a significant impact, when the body zinc deficiency