名词
中文翻译：同位素稀释法
同义词：
['isotopic dilution', 'isotope dilution technique']
例句：
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1. The isotopes were measured to determine the precise composition of the sample.
通过测量同位素来精确确定样本的组成。
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2. This method is commonly used in environmental research to measure the concentration of pollutants in water.
这种方法在环境研究中常用于测量污染物在水里的浓度。
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3.The isotopes were measured to determine the precise composition of the sample.
通过测量同位素来精确确定样本的组成。