iron-56
短语释义与例句
n.
-
1.
The major stable isotope of iron, 5626Fe, having 26 protons and 30 neutrons; it amounts to about 92% of the element in nature
不可数 物理
The major stable isotope of iron, 5626Fe, having 26 protons and 30 neutrons; it amounts to about 92% of the element in nature