trace quantity中文,trace quantity的意思,trace quantity翻译及用法

2025-01-06 21:04 浏览次数 2

trace quantity

英[treis ˈkwɔntiti]美[tres ˈkwɑntɪti]

痕量

trace quantity 例句

英汉例句

  • An effective instrument for anti-explosion of air separation plants-chromatographic apparatus for trace quantity of total hydrocarbons

    空分防爆的有效仪器--痕量总烃色谱分析仪

  • Determination of trace quantity of copper and iron in zinc powder for battery

    电池锌粉中微量铜铁含量的测定

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