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微量元素营养不足是我国人民中普遍存在的一个问题，解决这个问题尚有许多理论上的争论和技术上的困难。分析了我国微量元素营养不足现状和现行补碘方案存在的问题，提出“基本需要量添加方案”，以及“母婴微量元素营养链”，作为解决该问题的建议，供我国卫生政策制订者参考。
Lack of nutrition of trace elements is a common problem among our people, there are many theoretical arguments and technical difficulties to solve this problem. This paper analyzes the current situation of undernutrition of trace elements in our country and existing problems of iodine supplement program and puts forward the proposal of adding the basic requirement and the nutrition chain of the trace elements in mother and infant as the suggestions to solve this problem for our health policy makers .