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金属元素广泛存在于自然界和人体内,某些金属元素还是人体所必需的微量元素。人体必须从食物中摄取每日所必需的微量金属元素,用以维系体内的生理代谢功能。但与此同时,人体也从环境中摄入有害的金属元素,对健康产生不良影响,甚至危害生命。金属元素对人体的影响,不但与金属元素的性质以及在体内的存在量有关,某些金属元素的生理效应还与其在人体内的存在
Metal elements exist in nature and in the human body, some of the metal elements or trace elements necessary for the human body. The human body must ingest the trace metal elements necessary for daily use from food to maintain the body’s physiological metabolic functions. At the same time, however, the human body also ingests harmful metallic elements from the environment, adversely affecting health and even life-threatening. The impact of metal elements on the human body, not only with the nature of metal elements and the presence of the body, the physiological effects of some metal elements with its presence in the human body