TY JOUR TI ANALYTICAL ESTIMATION OF THE TECHNICAL CONDITION OF PLUNGER PAIR WHEN COMPLETED BY HYDRODENSITY KW hydrodensity KW high-pressure fuel pump KW uneven cyclic fuel supply. JO Vestnik of Kazan State Agrarian University AU Kazakov, Y.F. AU Ivanov, V.A. PY 2018 IS 13 PB Kazan state agrarian University