ytterbium 的定义
Chemistry.
- a rare metallic element found in gadolinite and forming compounds resembling those of yttrium. Symbol: Yb; atomic weight: 173.04; atomic number: 70; specific gravity: 6.96.
更多ytterbium例句
- Ytterbium, i-ter′bi-um, n. an element discovered by Marignac in gadolinite.