TY JOUR TI TWO STROKE DIESEL ENGINES COMPRESSION POLYTROPIC INDEX AND COMPRESSION RATIO DETERMINATION KW Piston top land inverted part volume KW cylinder total volume at TDC (compression chamber total volume) KW cylinder total volume at compression stroke beginning KW compression ratio KW compression polytropic index JO Operation of Maritime Transport AU Taranin, A.G. PY 2024 IS PB Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”