primordial abundance meaning in English
原始丰度
Examples
- This is sometimes called " retrodiction . " for example , the big bang theory makes very precise predictions about the primordial abundances of hydrogen , helium , and deuterium
这有时被称为“追溯” 。例如，大爆炸理论对原始时期氢气，氦气和氘的大量存在做出了非常精确的预测。