ΡΠ°Π½. 1994β―Π³. Β· United States Department of Transportation, Federal Aviation Administration
Π-ΠΊΠ½ΠΈΠ³Π°
240
Π‘ΡΡΠ°Π½ΠΈΡΠΈ
ΠΠ° Π΅-ΠΊΠ½ΠΈΠ³Π°Π²Π°
Contains the approved word and phrase contractions used by personnel of the Federal Aviation Administration and other agencies in the use of air traffic control, communications, weather, charting, and associated services.