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fuelcell #education #hydrogen #science #hydrogeneducation #enewableenergy #stem #stem kit #diy #science kit #middleschool ...
172 views
3 months ago
Dieser flache E-Motor erreicht einen Wirkungsgrad von 96% und schlägt in Bezug auf das Drehmoment jeden bekannten Motor.
404,623 views
8 months ago