- volumetric grains
- зерна одинакового объёма, но разной плотности
Англо-русский гидрогеологический словарь. — Ташкент. Составители: М.Т. Калустьян, д-р геол-мин.наук Н.Н. Ходжибаев; под редакцией члена-корреспондента АН В.Н.Кунина. 1979.
volumetric grains
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