The transmittance is central to the theory of radioactivecooling.
透过率是辐射冷却理论的中心。
2
More than a quarter of a million gallons of radioactivecooling water has been discharged since the PORV first opened.
自减压阀首次被打开后，已经有25万加仑放射性冷却水被排出。
3
The plant's operators responded incorrectly to the situation and stopped cooling the reactor, which overheated, suffered damage, and released radioactive material inside the plant.