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separation metallurgy of niobium and tantalum
释义
separation metallurgy of niobium and tantalum
Encyclopedia
工学
〔铌钽冶金〕
释
separation metallurgy of niobium and tantalum
铌钽分离冶金
利用铌和钽化学性质或物理性质的差异将两者分离的冶金技术。主要有溶剂萃取分离、氯化物分馏分离和结晶分离。
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other urology anorectal instruments
other wastewater treatment methods
Othmar Herman Amman
Othmar Hermann Ammann
Otho
Othong Khaminsou
otic barotrauma
otic capsule
otic ganglion
otic notch
otic placode
otic vesicle
Otingdag Sandy Land
Oti River
otitis interna
otitis media
otitis media with effusion
Otjiwarongo
Otjozondjupa Region
Otl Aicher
Otobong Nkanga
otoconium membrane
otocyst
O. Toeplitz
O. Toeplitz (1881—1940)
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