沸点测定器

例句：

1. 1. The thermometer is an essential tool for measuring the boiling point of liquids.
   温度计是测量液体沸点的重要工具。
2. 2. In chemical analysis, the boiling point determination is crucial for determining the purity of a substance.
   在化学分析中，确定物质的纯度至关重要，需要通过沸点测定。
3. 3. The boiling point detector was used to detect the presence of impurities in the sample.
   沸点探测器被用来检测样本中的杂质。