英文關鍵字
air
airduct
american
business
businessman
corrugated
customer
delivery
ducts
engineer
engineering
equipment
factory
foreman
freight
happy
hvac
industrial
industry
job
leadership
logistics
looking
machinery
male
man
manufacturer
manufacturing
mixed
modern
occupation
package
paper
people
person
portrait
press
production
professional
race
site
small
smile
storehouse
storing
successful
supplier
system
technology
transportation
ventilation
warehouse
wholesale
work
worker
young