| 释义 |
铌铁矿 nítiěkuàngmin. columbite铌铁矿n.niobite【矿】铌铁矿columbite【矿】铌铁矿铌铁矿1. [Mining] columbite; niobite铌铁矿Grönlandite (Greenlandite)铌铁矿Baierine (Columbite)铌铁矿Kolumbit (Columbite)铌铁矿Niobite (Columbite)铌铁矿niobite; columbite铌铁矿Columbite; ferro铌铁矿ferrocolumbite铌铁矿gree |