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Inclinaison panneau solaire lyon
Source google image: https://www.photovoltaique.info/media/filer_public_thumbnails/filer_public/da/19/da195ac3-83cb-4700-b6fe-fdbaec04e218/estimer_production_abaque_coeff_attenuation.png__330x209_q85_crop_subject_location-165%2C105_subsampling-2_upscale.jpg