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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。
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finite part
finite partial geometry
finite partition
finite permutation group
finite plane
finite point
finite polyhedron
finite population
finite population correction
finite potency
finite potential well
finite presentability
finite presentation
finite prime divisor
finite probability space
finite process
finite progression
finite projection
finite projection spectrum
finite projective geometry
finite projective plane
finite projective space
finite projector
finite quasigroup
finite quiver
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