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potassium中文什么意思

[ pə'tæsjəm ]发音:   用"potassium"造句
  • n.
    【化学】钾。
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例句与用法

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  1. Alkalosis and potassium depletion may be pronounced .
    可能有碱中毒和缺钾。
  2. The components of a potassium cycle vary greatly .
    钾素循环的各个环节有很大的变化。
  3. The usual counter-ions are sodium, potassium and ammonium .
    反离子通常是钠,钾和铵。
  4. Fuse potassium dichromate (19) in a porcelain crucible .
    在瓷坩埚中熔化重铬酸钾(19)。
  5. Folic acid metabolism has been shown to require potassium .
    已经证明,叶酸代谢也需要钾。

英文释义

名词
  1. a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite
    同义词:K, atomic number 19

百科释义

    Potassium is a chemical element with symbol?K (from Neo-Latin kalium) and atomic number?19. Elemental potassium is a soft silvery-white alkali metal that oxidizes rapidly in air and is very reactive with water, generating sufficient heat to ignite the hydrogen emitted in the reaction and burning with a lilac flame.
    详细百科解释

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