underground cosmic ray

例句：

1. 1.The underground cosmic ray detectors are used to study the behavior of subatomic particles in the Earth's crust.
   地下宇宙射线探测器被用来研究地球地壳中亚原子粒子的行为。
2. 2.The researchers found that the underground cosmic ray had a significant impact on the formation of meteorites.
   研究人员发现，地下宇宙射线对陨石的形成产生了显著影响。
3. 3. The underground cosmic ray detectors were used to study the effects of cosmic rays on the environment.
   地下宇宙射线探测器被用来研究宇宙射线对环境的影响。