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Esempi di traduzione.
Recent developments include improvements in variable-speed and gearless wind machines, and wind turbines are now able to operate efficiently at lower wind speeds, which opens the use of wind power to sites that were previously considered uneconomical.
Récemment, les éoliennes à vitesse variable et sans engrenage ont été améliorées et fonctionnent désormais efficacement lorsque le vent est faible, ce qui permet de produire de l'énergie sur des sites précédemment considérés comme non rentables.
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