Last Updated：2025/11/22
Sentence
研究者たちは、汚染が工業起源かどうかを判断するために、地下水の同位体組成を分析した。
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The researchers analyzed the isotopic signature of the groundwater to determine whether the contamination was of industrial origin.
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The researchers analyzed the isotopic signature of the groundwater to determine whether the contamination was of industrial origin.
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Related words
isotopic signature
Noun
Japanese Meaning
試料中の特定元素が持つ異なる同位体の存在比率の集合体。これにより、試料の起源や年代を診断するための指標として用いられる。
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