在医学领域中,将占人体重量不足万分之一的化学元素称为微量元素。它在人体中含有50种之多,其中16种为人体必需微量元素,包括铁、铜、锌、锰、钼、钴、铬、硒钒、镍、锶、锡、硅、碘、氟和硼。其中铁、碘等代谢异常的重要性已被临床医学家所认识。近年来,随着检测手段的发展,国内外对锌、铜等必需微量元素与人体健康的 In the field of medicine, chemical elements that make up less than one ten thousandth of human body weight are called trace elements. It contains as many as 50 species in the human body, of which 16 are essential trace elements of the human body including iron, copper, zinc, manganese, molybdenum, cobalt, chromium, selenium, nickel, strontium, tin, silicon, iodine, fluorine and boron . Among them, the importance of metabolic abnormalities such as iron and iodine has been recognized by clinicians. In recent years, with the development of detection methods, the domestic and foreign zinc, copper and other essential trace elements and human health