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refrigeration unit without heat exchange with the outside world process of compression and / or condensation of the coolant, and, with the development of work in the stage of compression and / or condensazione and / or evaporation from the liquid coolant
refrigeration unit without heat exchange with the outside world process of compression and / or condensation of the coolant, and, with the development of work in the stage of compression and / or condensazione and / or evaporation from the liquid coolant