英文關鍵字
business
commerce
commercial
company
control
details
economy
engineering
equipment
factory
gear
indoor
industrial
industry
ink
job
machine
machinery
manufacture
manufacturing
materials
media
metallic
motion
object
office
offset
panel
paper
pipe
plant
polypropylene
press
printer
printing
producing
production
publishing
rolls
sheet
speed
technology
tool
typography
unit
work