mostre

20/03/2010
Vita ed energia dal Sole
Arc_Nebbia_Solare_11_053_2
11.53 T.A. Lawand, Brace Research Institute Annual Report – Report No. M.26 (McGill University - Faculty of Engineering – Brace Research Institute, Quebec, Canada, jun.1972). Installation of prefabricated family size solar saline water demineralization stills in Haiiti - April 1972.
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