機器
3d rendering
airport
airport conveyor
airport conveyor belt
airport security
airport security check
airport security checkpoint
bag
baggage
briefcase
check
conveyor belt
conveyor line
detect
detector
electromagnetic
equipment
inspect
inspection
loading
logistic
luggage
metal
metal detector
scan
scanner
scanner airport
scanner machine
screener
screening
security check
security check airport
security checkpoint
security gates
security system
steel
suitcase
system
technology
transportation
x ray
xray