• 2022-06-09
    It also allows instrument approaches to be made procedurally at airports where air traffic control does not use ____or in the case of ____ failure.
    A: radio
    B: communication
    C: electricity
    D: radar
  • D

    内容

    • 0

      How to inform the passenger of the delay in case of air traffic control? A: We are waiting for air traffic control clearance. B: The plane will be taking off soon. C: We are sorry to inform you that we will be delayed. D: Please remain seated.

    • 1

      词汇与结构 When aircraft are under radar control, air traffic controllers may replace some or all of these phases of the approach with radar____.

    • 2

      Air traffic controllers in towers primarily use ______ to track and control aircraft. A: VORTAC B: NDB C: Sight D: VOR

    • 3

      When aircraft are under radar control, air traffic controllers may replace some or all of these phases of the approach with radar____. A: guidance B: services C: vectors D: controls

    • 4

      词汇与结构 Air traffic control units use the term “______” when they are assigning an aircraft a transponder code.