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Method for calculating resistance of axial center type centrifugal ventilator
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Detachable pipe joint
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Thermal shield for turbine rear casing
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Engine stator part limiting structure
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Flexible graphite braided sealing strip and mounting method thereof
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Self-sealing plug structure capable of adsorbing ferromagnetic metal chips
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Lubricating oil nozzle with filtering function
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Double-oil-way nozzle with heat insulation structure
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Improved sealing structure of auxiliary oil way fuel nozzle valve
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Sealing structure of secondary oil way fuel nozzle valve
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