作者: J.N Andrews , I.S Giles , R.L.F Kay , D.J Lee , J.K Osmond
DOI: 10.1016/0016-7037(82)90312-X
关键词:
摘要: … 238U activity ratio of the groundwater on entering the recoil dominated … activity and the third term takes account of 234U activity ingrowth due to recoiling 234Th from the fracture surfaces…