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必需元素在人体内的作用很复杂，其中有的微量元素的生理作用人们至今知之甚少。下面从几个方面概述其生理作用。１．人体组成部分。钙、磷等元素是人体骨胳的主要成分，这些元素组成的骨胳既是人体代谢的结果，也可从中被提取出来参加代谢。２．保持血液的酸碱度及电解质...
Essential elements in the role of the human body is very complex, some of whom have little to know the physiological role of trace elements. The following is a summary of several aspects of its physiological role. 1. Human body part. Calcium, phosphorus and other elements of the human body is the main component of the skeleton, the skeleton of these elements is both the result of human metabolism, but also can be extracted from to participate in metabolism. 2. Maintain blood pH and electrolytes ...