neutron spectrometry

例句：

1. 1.Neutron spectrometry is a powerful tool for analyzing the properties of materials.
   中子光谱学是一种分析材料特性的强大工具。
2. 2.In neutron spectrometry, the energy levels of nuclei are determined by measuring the absorption of neutrons.
   在中子光谱学中，通过测量中子的吸收来确定核的能量级。
3. 3. The technique has been used to study the structure and properties of various materials.
   这项技术已被用来研究各种材料的结构与性质。