เพรซีโอดิเมียม | [phrēsīōdimīem] (n) EN: praseodymium FR: praséodyme [ m ] |
praseodymium | (n) a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process, Syn. Pr, atomic number 59 |
Praseodymium | n. [ Praseo- + didymium. ] (Chem.) An elementary substance, one of the constituents of didymium; -- so called from the green color of its salts. Symbol Ps. Atomic weight 143.6. [ 1913 Webster ] |
镨 | [镨 / 鐠] praseodymium Pr59, lanthanoid element #98,909 [Add to Longdo] |
プラセオジム | [puraseojimu] (n) praseodymium (Pr) (ger [Add to Longdo] |