“非金属矿产”的概念、定义、翻译、参考文献-科学参考

单词	非金属矿产
释义	非金属矿产 Encyclopedia 理学固体矿产释 nonmetallic minerals非金属矿产能供工业上提取非金属元素，或直接利用矿物、矿物集合体或岩石的化学的、物理的或工艺性质的矿产。又称工业矿物和岩石。
随便看	backward difference operator backward difference quotient backward differentiability backward differential equation backward differentiation formula backward Dini derivative backward effects backward elimination backward equation backward error backward error analysis backward Euler method backward induction backward interpolation backward interpolation formula backward Kolmogorov differential equations backward movement backward operator backward parabdic equation backward parabolic equations backward production capacity backward reachability backward reaction backward reasoning backward recovery

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