The Heat Insulation Efficiency of Greenhouses and their Covering Materials. (2) Relation between the Area Ratio of Floor Surface to Covering Surface and the Overall Heat Transfer of Greenhouses (Эффективность теплоизоляции
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Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.
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Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.
