“columbite”的概念、定义、翻译、参考文献-科学参考

单词	columbite
释义	columbite Encyclopedia 理学氧化物矿物释 columbite铌铁矿氧化物矿物。化学组成为(Fe,Mn)Nb2O6，晶体属正交（斜方）晶系。
随便看	underground haulage machinery underground health facilities underground high pressure operation safety underground hydropower station underground in pit tank underground intelligent pipe network underground launching silo underground leaching of ore underground loading equipment underground logistics system planning underground magnetic resonance imaging system underground material transpoter underground mechanized scaler underground mine development underground mine development choice underground mined-out areas underground mine emergency refuge system underground mine intelligent dispatch underground mining construction schedule planning underground mining machinery underground mining methods underground mining schedule planning underground multifunctional vehicle underground municipal facilities underground municipal facilities planning

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