Quantitative simulation of retardation effect of NH4+ and NO3- by aquitard layer on confined water in plain: a case study of Tongzhou district in Beijing
MIAO Jin-jie, LIU Hong-wei, GUO Xu, DU Dong, BAI Yao-nan
North China Geology . 2022, (3): 62 -68 .  DOI: 10.19948/j.12-1471/P.2022.03.09