The enamel coating your teeth contains lots of calcium, and strontium is like calcium in a lot of ways.
牙齿上的牙釉质含有大量钙,锶在很多方面都和钙非常类似。
单词 | enamelled coating |
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Scishow 精选系列 The enamel coating your teeth contains lots of calcium, and strontium is like calcium in a lot of ways. 牙齿上的牙釉质含有大量钙,锶在很多方面都和钙非常类似。 科学大揭秘 Teeth, for example, tend to survive decomposition very well, since their outer enamel coating is very hard and contains very little protein, if any. 以牙齿为例,由于牙齿外层的珐琅质非常坚硬,蛋白质含量也非常低,因此牙齿易于分解。 |
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