turbine blade twist — крутка лопатки турбины
turbine rotor blade — рабочая лопатка турбины
blade speed — скорость движения ленточной пилы
rib blade spade — стамеска для вырезания ребер
airfoil-section blade — профилированная лопатка
English-Russian big polytechnic dictionary. 2014.
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