核反应堆活性区需要水来冷却，而海啸切断了冷却系统的电力供应，各种应急措施相继失效，迫使操作人员引海水灌入反应堆以降低其温度。
The nuclear cores need water to cool them down, and the tsunami swamped Fukushima and initially cut off electricity powering the cooling systems.
利用核泵浦激光强度与入射中子注量率的相关性，探讨了反应堆活性区核泵浦激光中子探测器的理论可行性。
The neutron measurement system based on the Nuclear Pumped Laser (NPL) techniques was explored in this work utilizing the relationship between the neutron flux and the NPL laser power.
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