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Inhibition dust Board automatic pressure type punching line production of inhibition dust Board of main part, according to air dynamics of principle, according to simulation implementation site environment of wind tunnel experiment results for structure parameter of design, processing into must geometry shape, more for corrugated shaped, has round, long round, oval, opened hole, for reduced to fan of wind speed, maximum to loss to fan of kinetic energy, reduced wind of turbulence degrees, reached windshield inhibition dust of purposes.