atomic weight meaning in English
【化学】原子量。
Examples
- Atoms of the same element that differ in their atomic weight are called isotopes .
具有不同原子量的同一种元素被称为同位素。 - Electrons weigh very little , so they are n't even counted in the atomic weight .
电子非常轻，因此在原子量中甚至没有计算它。 - He forcast for the unknown elements their atomic weights and all kinds of properties .
他预言了这些未知元素的原子量和各种特性。 - They calculated as fluently with atomic weights as they did with grammes or centimetres .
他们计算原子量就如同计算克和厘米那样娴熟。 - The molecular weight of a molecule is the sum of the atomic weights of the constituent atoms .
一种分子的分子量就是构成它的原子成分之原子量总和。