英文關鍵字
air
aircraft
airdrome
airplane
airport
antenna
aviation
cabin
clouds
construction
day
detection
electronics
equipment
field
grass
hot
locate
location
machine
modern
moscow
motion
nobody
noone
observe
outdoor
outside
plane
radar
radio
radiolocation
runway
russia
sensor
sheremetyevo
sky
station
summer
system
tail
technical
technology
undercarriage
wavy
wheel
wing
wireless