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APPARATUS FOR PROTECTING AXIAL-FLOW FAN FROM STALLING
APPARATUS FOR PROTECTING AXIAL-FLOW FAN FROM STALLING
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机译:防止轴流风扇安装的装置
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摘要
the invention позвол ет reduce the aerodynamic noise вентил тора.a triangular bulge (tv) camera connects to the rear along the flow of the wall 8, and focuses the mind направлени вращени working whe
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