neutral atom spectrometer

例句：

1. 1. The neutron atom spectrometer was used to analyze the chemical composition of the sample.
   中性原子光谱仪被用来分析样品的化学成分。
2. 2.The neutron atom spectrometer detected a rare isotope in the sample.
   中性原子光谱仪在样品中检测到了一种稀有同位素。
3. 3.The neutron atom spectrometer helped us to identify the origin of the unknown substance.
   中性原子光谱仪帮助我们确定了未知物质的来源。