_______ is a unit established for the purpose of receiving reports concerning air traffic services and flight plans submitted before departure.
A.Air traffic services reporting office
B.Service Department
C.ATIS office
D.Control centre
正确答案是A
_______ is a unit established for the purpose of receiving reports concerning air traffic services and flight plans submitted before departure.
A.Air traffic services reporting office
B.Service Department
C.ATIS office
D.Control centre
正确答案是A