1) rare earth composition
稀土组成
1.
Effects of the rare earth compositions and Mo additive in hydrogen storage alloy, the stoichiometric ratio, the crystal structure and the electrolyte concentration on low temperature discharge characteristics of Ni MH batteries were studied.
研究了贮氢合金中稀土组成和Mo含量、化学计量比、结晶组织、电解液浓度对MH Ni电池低温放电性能的影响。
2) REE composition
稀土元素和同位素组成
3) yttrium-group rare earth metals
钇组稀土
4) cerium subgroup rare earths
铈组稀土
1.
Chromogenic reaction of cerium subgroup rare earths with antipyrylazo Ⅲ was studied.
探讨安替吡啉偶氮Ⅲ与铈组稀土离子的显色反应,得出在pH=2的HCl介质中,试剂与铈组稀土元素形成4∶1的蓝色络合物,λmax=720 nm,ε=8。
2.
A spectrophotometric method is developed for the determination of cerium subgroup rare earths and total rare earths in nickel-base alloys with p-acetyl-chlorophosphonazo (CPApA)and mixed surfactants.
本文用同一试剂对乙酰基偶氮氯膦（ＣＰＡｐＡ）分别测定了铈组稀土及铈组稀土和钇的总量。
6) combined rare earth catalyst
稀土组合催化剂
补充资料：包头稀土一厂稀土合金车间
包头稀土一厂稀土合金车间
包头稀土一厂稀土合金车问
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条