When special flight is in operation, _______ should have its fli

  • 2023-12-26 22:44:43
  • 英语
  • 1

When special flight is in operation, _______ should have its flight status in hand and monitor it all through the flight.

A.CAAC

B.concerned regional ATMB

C.airlines dispatch office

D.concerned airport

正确答案是C