冀北地区铀的地球化学时空分布
师淑娟1,2, 陈军威1, 代永刚1, 冯晓辉1

Temporal and spatial distribution of uranium in northern Hebei Province
SHI Shu-Juan1,2, CHEN Jun-Wei1, DAI Yong-Gang1, FENG Xiao-Hui1