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it's a parabolic scheffler solar cooker.
güneş enerjisiyle çalışan parabolik bir scheffler fırın.
Dernière mise à jour : 2015-10-13
Fréquence d'utilisation : 1
Qualité :
the scheffler reflector is therefore flexible, and can be bent to adjust its shape.
the scheffler reflector is therefore flexible, and can be bent to adjust its shape.
Dernière mise à jour : 2016-03-03
Fréquence d'utilisation : 1
Qualité :
a scheffler cooker (named after its inventor, wolfgang scheffler) uses a large ideally paraboloidal reflector which is rotated around an axis that is parallel with the earth's using a mechanical mechanism, turning at 15 degrees per hour to compensate for the earth's rotation.
a scheffler cooker (named after its inventor, wolfgang scheffler) uses a large ideally paraboloidal reflector which is rotated around an axis that is parallel with the earth's using a mechanical mechanism, turning at 15 degrees per hour to compensate for the earth's rotation.
Dernière mise à jour : 2016-03-03
Fréquence d'utilisation : 1
Qualité :
