TY JOUR TI Improving efficiency of seals of parts of cylinder piston group of marine diesel engines KW engine KW piston rings KW wear KW service life KW combustion chamber seal KW cylinder piston group JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Matveev, Y.. AU Khramov, M.. AU Kolyvanov, V.. AU Kuritsyn, S.. PY 2023 IS PB Astrakhan State Technical University