“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	single-factor experiment single-factor interest rate model single-factor method single factor of safety method Single factor productivity measurement method Single family single-family housing single family unit，SFU single-fator fertilizer trial single fault single flow passage impeller single-fluid description single-fluid theory single flux pinning single focusing mass spectrometer single folding potential single foramen single frequency single-frequency single frequency network single-frequency positioning single-frequency sounder single-gene disorder, monogenic disorder single gimbal control moment gyro single group design

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