【摘要】 介绍了清华大学核研院反应堆水平孔道上的一个中子照相系统，通过理论分析和实验测定评价了它的中子照相能力，并对火箭导爆索进行了成功的检验。更多还原

【Abstract】 A neutron radiography system in reactor horizontal hole of Tsinghua University was introduced, and its capability of neutron radiography was evaluated by theory and experiment, the non destructive testing for rocket fuse is successful更多还原