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inventions (11) |
invenţii (11) |
turbine eoliene cu ax vertical (11) |
vertical axis wind turbines (8) |
energie eoliană (2) |
pale de rotor (2) |
rotor blades (2) |
wind energy conversion (2) |
wind turbines with vertical axle (2) |
blades (1) |
Now showing items 1-10 of 11