slow neutron time of flight method

例句：

1. 1. The slowneutron time-of-flight method is a powerful tool for studyingthe properties of materials.
   慢中子飞行时间法是一种研究材料性质的有力工具。
2. 2. Inthis experiment, we used the slow neutron time-of-flightmethod to measure the density of the sample.
   在这个实验中，我们使用慢中子飞行时间法来测量样品的密度。
3. 3.The slow neutron time-of-flight method has been widely usedin various fields, such as nuclearphysics and materials science.
   慢中子飞行时间法在核物理和材料科学等领域得到了广泛应用。