neutron fission detector

例句：

1. 1. The neutron fission detector is used to detect thepresence of radioactive materials in the environment.
   中子裂变探测器用于探测环境中放射性物质的存在。
2. 2. The neutron fissiondetector was developed to help scientists better understandthe behavior of subatomic particles.
   中子裂变探测器的发明是为了帮助科学家更好地理解亚原子粒子的行为。
3. 3. The neutron fissiondetector has proven to be avaluable tool for environmental monitoring and research.
   中子裂变探测器已被证明是环境监测和研究的一种宝贵工具。