英文關鍵字
adult
belt
box
business
cardboard
caucasian
communication
conveyor
copy
crate
distribution
expertise
forklift
freight
helmet
holding
icon
icons
industrial
industry
job
machinery
maintenance
male
man
men
occupation
one
pallet
person
preparing
profession
protection
repairman
safety
service
space
stacking
staff
standing
storage
technician
transportation
truck
warehouse
wearing
work
worker
working
workman