Fast-moving neutrons are produced by fission reaction in a nuclear reactor. Water is commonly used to moderate and control the speed of neutrons.
核电站的核反应堆中，核裂变会产生高速移动的中子，通常是用水去阻隔及控制中子的移动速度。
2
The geometric buckling is of great value in application to criticality problem and analysis of dynamic process of supercritical system in fastfissionreactor.
在快裂变反应堆的临界问题和超临界系统动力学过程的分析中，几何曲率有重要的应用价值。
3
The principle and structure of high frequency piezoelectric sensor for safe observation of fastfissionreactor are introduced, and the testing results are presented.