| 单词 | ytterbium |
| 释义 | ytterbium —ytterbic, ytterbous, adj. /i terr"bee euhm/, n. Chem. a rare metallic element found in gadolinite and forming compounds resembling those of yttrium. Symbol: Yb; at. wt.: 173.04; at. no.: 70; sp. gr.: 6.96. Cf. rare-earth element. [1875-80; < NL; see YTTERBIA, -IUM] |
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