pitot tube

• n.
  • measuring instrument consisting of a right-angled tube with an open end that is directed in opposition to the flow of a fluid and used to measure the velocity of fluid flow

    同义词： Pitot

  • measuring instrument consisting of a combined Pitot tube and static tube that measures total and static pressure; used in aircraft to measure airspeed

    同义词： Pitot-static tube Pitot head

以上来源于: WordNet