请输入您要查询的字词:
单词
rare earth oxidation-reduction separation and purification
释义
rare earth oxidation-reduction separation and purification
Encyclopedia
工学
稀土湿法冶金
释
rare earth oxidation-reduction separation and purification
稀土氧化还原法分离提纯
基于某些稀土元素易氧化为四价状态〔如铈(Ce)、镨(Pr)、铽(Tb)〕或易还原为二价状态〔如钐(Sm)、铕(Eu)、镱(Yb)〕,而与其他三价稀土元素在化学性质上存在较大差异的特性来分离提纯这些变价元素的方法。
随便看
asymptotically equal functions
asymptotically equal sequence
asymptotically equivalent
asymptotically equivalent function
asymptotically equivalent sequence
asymptotically flat
asymptotically flat manifold
asymptotically flat metric
asymptotically flat space time
asymptotically flat spacetime
asymptotically minimax estimate
asymptotically negligible condition
asymptotically normal
asymptotically normal distribution
asymptotically normal estimate
asymptotically normally distributed estimator
asymptotically optimal
asymptotically optimal estimate
asymptotically optimal sequence
asymptotically proportional sequence
asymptotically stable
asymptotically stable equilibrium
asymptotically stable point
asymptotically stable scheme
asymptotically stable set
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/11 17:22:22