英文關鍵字
aerial
agent
aircraft
airplane
army
business
camera
chip
components
control
controlled
digital
drone
electronic
electronics
engineer
engineering
equipment
factory
fly
identity
industry
information
innovation
intelligence
laboratory
machine
manufacture
military
modern
observe
operation
plant
production
remote
satellite
scanning
secret
spy
spying
surveillance
system
tactical
target
technology
tracking
uav
unmanned
vehicle
work