thermal ionization mass spectrometer

例句：

1. 1.This instrument is used to analyze the chemical composition of materials at high temperatures.
   这种仪器用于分析高温下材料的化学成分。
2. 2.The thermal ionization mass spectrometer was used to detect trace amounts of pollutants in air.
   热离子化质谱仪被用来检测空气中微量污染物。
3. 3.The thermal ionization mass spectrometer has proven to be a powerful tool for analyzing complex mixtures of chemicals.
   热离子化质谱仪已被证明是分析复杂化学物质混合物的强大工具。