管,输送管的英文

• duct

• 管:    pipe; tube
• 输送管:    pipeline
• 输送管:    carrier pipe/conveying pipe; conveyer pipe; conveyor tube; crossover line; delivery fitting; delivery pipe; depotition chute; feed pipe; pipage; spout; tube conveyer
• 低压输送管:    static pressure line
• 谷物输送管:    grain pipe chute