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trace element中文什么意思

發(fā)音:   用"trace element"造句

例句與用法

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  1. Trace element mixes serve as insurances .
    微量元素只是作為一種保障措施。
  2. Determination of trace element in chinese medicine
    治療冠心病中藥的微量元素測(cè)定
  3. The relation between liver diseases and trace elements
    肝臟疾病與礦物元素的關(guān)系
  4. Analysis of correlations between pb exposure and trace elements
    鎂相關(guān)關(guān)系的分析
  5. Analysis on serum trace elements of 298 children
    298例兒童血清中微量元素含量分析

英文釋義

名詞
  1. an element that occurs at very small quantities in the body but is nonetheless important for many biological processes

百科釋義

    In analytical chemistry, a trace element is an element in a sample that has an average concentration of less than 100 parts per million measured in atomic count or less than 100 micrograms per gram.
    詳細(xì)百科解釋

相關(guān)詞匯

其他語(yǔ)言

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