hot-filament ionization gage

例句：

1. 1. The hot-filamentionization gage is used tomeasure the concentration of pollutants inthe air.
   热丝电离计用于测量空气中污染物的浓度。
2. 2. Thehot-filamentionization gage wasdeveloped by a team of scientists todetect trace amounts of chemicals.
   热丝电离计是由一支科学家团队开发的，用于检测化学物质的微量。
3. 3. The hot-filament ionization gage has proven to be an effective toolfor monitoring industrial emissions.
   热丝电离计已被证明是一种有效的工具，用于监测工业排放。