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stay vane blade /ˈsteɪʃən ˈsɜːkəl/ n

中文：固定导叶

中文 · 固定导叶Español · paletas de la turbinaFrançais · aube avant-directrice
Meaning：Fixed panel that receives pressurized water from the spiral case and directs it over the wicket gates.
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Generator set

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