abundance of the elements

基本解释

There is an argument to express them in ground level abundance of the respective elements.
有理由把它们用相应元素的地平丰度来表示。
The rate at which massive stars form drops sharply as you venture outward from the Milky Way’s center, and the abundance of heavy elements falls with them.
你越往星系中心走，大质量恒星形成的难度就上升得越快，重元素的丰度也随之下降。
With the crustal model and the petrochemical data, the average chemical composition and the abundance of major elements in Xinjiang crust are calculated and explored.
在地壳模型和岩石化学资料基础上，计算和研究了新疆地壳的平均化学成分和主要元素丰度。