external moderated reactor

例句：

1. 1. The external moderated reactor is a critical component in the nuclearpower plant's operation.
   外部调节反应堆是核电站运行的关键部件。
2. 2. The design ofthe external moderated reactor has beenoptimized to reduce radiation exposure.
   外部调节反应堆的设计已经优化，以减少辐射暴露。
3. 3.The external moderated reactor is usedto generate electricity from natural gas.
   外部调节反应堆用于从天然气中生成电力。