英文關鍵字
air
antenna
communication
control
day
defense
detail
detection
detector
electronics
equipment
exterior
fly
medium
military
people
power
radar
radio
real
scanning
shot
sky
summer
sunny
technology
time
英文關鍵字
air
antenna
communication
control
day
defense
detail
detection
detector
electronics
equipment
exterior
fly
medium
military
people
power
radar
radio
real
scanning
shot
sky
summer
sunny
technology
time