In RTF communication, the A/C call sign 9099Y is spoken as _______.
A.niner zero niner niner Yankee
B.niner 0 niner niner Yankee
C.nine naught nine nine Yankee
D.nine thousand and ninety-nine Yankee
正确答案是A
In RTF communication, the A/C call sign 9099Y is spoken as _______.
A.niner zero niner niner Yankee
B.niner 0 niner niner Yankee
C.nine naught nine nine Yankee
D.nine thousand and ninety-nine Yankee
正确答案是A