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钙是人体内含量最多的一种微量元素,占成人体重的2%,约1200g,其中99%存在于骨骼中,仅1%存在于血液及其他软组织中。钙是人体中很
Calcium is the most abundant trace element in the human body, accounting for 2% of body weight, about 1200g, 99% of which is found in bones and only 1% is present in blood and other soft tissues. Calcium is very much in the human body