相关题目
The takeoff direction which is into the wind, which means wind direction is （ ）.
The information of meteorological conditions in the takeoff or climb-out area shall be provided to the departing aircraft without delay by （ ）.
The “a message has been received and understood” means （ ）.
（ ） means the average forward horizontal distance, from the cockpit of an aircraft in flight, at which prominent unlighted objects may be seen and identified by day and prominent lighted objects may be seen and identified by night.
If a pilot does not wish to use a SID issued in an ATC clearance or any other SID published for that location, he is expected to advise （ ）.
The “four Cs” for pilots to remember during an emergency stand for （ ）.
When an A/C is no longer in distress or urgency, it should （ ）.
According to ICAO, a distress message on 121.5 Mhz should begin with （ ）.
The SSR code for an A/C in distress is （ ）.
The radio call to alert ground personnel when an A/C is having difficulty, but is in no immediate danger, is （ ）.
