For the study of the neutron flux, secular equilibrium of chlorine-36 in the deep quaternary sediments of Hebei plain, the main chemical composition of water sand and confining bed was determined by neutron activation analysis. 为研究河北平原深部地层的中子注量率和36Cl/Cl地球长期平衡值,应用中子活化分析技术测量了岩石样品的元素含量数据。