TY JOUR TI EXPERIENCE OF APPLICATION OF HEAT-INSULATING PLATES BASED ON PLANT FIBERS KW flax noils KW heater KW humidity KW thermal resistance of heat transfer KW fire resistance JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Romanovskiy, S.A. PY 2022 IS 7 PB Belgorod State Technological University named after V.G. Shukhov