名词
中文翻译：狭窄沸点范围分数
同义词：
['窄沸点范围分数，窄沸点范围比例例句：1. The narrow-boiling range fraction of the sample is very small', 'which makes it difficult to detect.（样品的窄沸点范围分数非常小，这使得检测变得困难。）2. The narrow-boiling range fraction of the sample was determined using a high-precision balance.（样品的窄沸点范围分数是通过高精度天平测定的。）3. The narrow-boiling range fraction of the sample is used in various applications', 'such as chemical analysis and material science.（样品的窄沸点范围分数在各种应用中都有使用，如化学分析和材料科学。）']
例句：
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1. The narrow-boiling range fraction of the sample is very small, which makes it difficult to detect.
样品的窄沸点范围分数非常小，这使得检测变得困难。
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2. The narrow-boiling range fraction of the sample was determined using a high-precision balance.
样品的窄沸点范围分数是通过高精度天平测定的。
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3. The narrow-boiling range fraction of the sample is used in various applications, such as chemical analysis and material science.
样品的窄沸点范围分数在各种应用中都有使用，如化学分析和材料科学。