TY JOUR TI A study of the nature of the mechanism of the drift of components of a concrete mixture during the production of centrifuged columns of a variational structure by the example of a physical model of aggregate motion KW JO Construction and Architecture AU Kholodnyak, M.G. AU Stel'makh, S.A. AU Mailyan, L.R. AU Shcherban', E.M. AU Nazhuev, M.P. PY 2017 IS 5 PB Publishing Center RIOR