名词
中文翻译：浓缩系数
同义词：
['concentration coefficient']
例句：
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1.The concentration of the solution is 0.5 mol/L.
溶液的浓度是0.5摩尔/升。
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2. The concentration of the pollutant in the water is high.
水中污染物的浓度很高。
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3. The concentration of the salt in the brine is 10%.
盐水中的盐浓度为10%。