TY JOUR TI DEVELOPING INFORMATION PROCESSING UNIT USED IN SOFTWARE AND HARDWARE COMPLEX MONITORING SHIP SHAFT LINE TORSIONAL VIBRATIONS KW torsional oscillations KW vibration KW shaft line KW sensor KW maritime safety JO Vestnik of Astrakhan State Technical University AU Sibryaev, K.. AU Gorbachev, M.. AU Ibadullaev, A.. PY 2021 IS 2021 PB Astrakhan State Technical University