organic mass spectrometry

例句：

1. 1.The method of organic mass spectrometry has been widely used in the detection of pesticide residues in food.
   有机质质谱法在检测食品中的农药残留方面得到了广泛应用。
2. 2. In this study, we applied the organic mass spectrometry to analyze the chemical composition of the soil samples.
   在本研究中，我们应用有机质质谱法分析了土壤样品的化学成分。
3. 3.The organic mass spectrometry based on matrix solid-phase microextraction (MSSPME) was used for the determination of trace metals in water samples.
   基于基质固相微萃取的有机质质谱法用于测定水样中的痕金属。