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Axial-flow ventilator with protected rotor blades
Axial-flow ventilator with protected rotor blades
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机译:轴流通风机,转子叶片受保护
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摘要
according to the invention, the fan has at least two blades (12, 13) are fixed on a hub (15) to be bonded to a motor shaft, a grid (11) attached to the moyëu protection (15).protecting the front of th
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