special nuclear material

例句：

1. 1.The new reactor uses special nuclear material to generate electricity.
   新反应堆使用特殊核材料来发电。
2. 2.The scientists are studying the effects of special nuclear material on the environment.
   科学家们正在研究特殊核材料对环境的影响。
3. 3. The safety measures for handling special nuclear material are strict.
   处理特殊核材料的安全措施非常严格。