英语词汇“niobite”的中英文释义、用法、翻译及短语词组-英汉翻译词典-东流网

单词	niobite
释义	niobite 英?['na??ba?t] 美?['na??ba?t] 释义 n. 铌铁矿英英释义 Noun 1. a black mineral that is an ore of niobium and tantalum 行业词典冶金学铌铁矿???又称 :铌铁矿(columbite)???
随便看	safety standards safety starting crank safety state safety statistics safety stay safety stiich safety stirrup safety stirrup for distraction cramp safety stirrups safety stitch safety stitch sewing machine safety-stock safety stock safety stock concept safety stocks safety stop safety-stop safety stop device safety stop gear safety strap safety strap hanger safety strap hook safety stress Safety-strip safety strip

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niobite