英语词汇“polycrase”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	polycrase
释义	polycrase polycrase [′päl·i‚krās] (mineralogy) (Y,Ca,Ce,U,Th)(Ti,Cb,Ta)₂O₆ Black mineral composed of titanate, columbate, and tantalate of yttrium-group metals; it is isomorphous with euxenite and occurs in granite pegmatites.
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