北约音标字母:
A AlfaAlpha (ANSI)
B Bravo
C Charlie
D Delta
E Echo
F Foxtrot
G Golf
H Hotel
I India
J Juliett (ICAO, ITU, IMO, FAA)
Juliet (ANSI)
K Kilo
L Lima
M Mike
N November
O Oscar
P Papa
Q Quebec
R Romeo
S Sierra
T Tango
U Uniform
V Victor
W Whiskey
X X-ray or
Xray
Y Yankee
Z Zulu