英文關鍵字
dairy
equipment
pipes
factory
technology
automatic
panorama
automated
automation
business
cheese
clean
commercial
complicated
concept
construction
detail
engineering
food
grey
industrial
industry
item
line
liquid
machine
mechanical
mechanism
metal
milk
modern
nobody
nopeople
object
piping
plant
precision
pressure
process
production
reliable
silver
stainless
steel
sterilized
storage
system
tube
work