英文關鍵字
computer
control
coordinates
discovering
equipment
graphic
green
map
military
monitor
one
ping
protection
radar
red
scan
scanning
screen
search
ship
side
signal
sonar
symbol
system
target
technology
traffic
weapon
英文關鍵字
computer
control
coordinates
discovering
equipment
graphic
green
map
military
monitor
one
ping
protection
radar
red
scan
scanning
screen
search
ship
side
signal
sonar
symbol
system
target
technology
traffic
weapon