“痕量富集”的概念、定义、翻译、参考文献-科学参考

单词	痕量富集
释义	痕量富集 Encyclopedia 理学【分离方法】释 trace enrichment痕量富集从大量母体物质中搜集欲测定的痕量元素至一较小的体积，从而提高其含量至测定下限以上的分析方法。痕量物质一般指试样中含量低于0.01%的物质，如果它的含量低于分析方法的测定下限，就必须采用预富集的办法。
随便看	group cycle group dance group dances group decision group decision deviation group decision making group decision-making group decision-making mechanism group decision support system group decision support system, GDSS Group de Contadora group delay group delay effect group delay response group determinant group dialogues group difference set group direct product group direct sum group discussion method for department heads group dispersion group-divisible block design group divisible design group-divisible design group division

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