flame test
柯林斯詞典
1. N a test for detecting the presence of certain metals in compounds by the coloration they give to a flame. Sodium, for example, turns a flame yellow 焰色試驗(yàn)
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flame test
劍橋詞典
- a method used by scientists to discover whether a substance contains metal ions
焰色試驗(yàn)，火焰試驗(yàn)法（用來(lái)測(cè)試物質(zhì)中是否含有某種金屬的方法） 返回 flame test