英文關鍵字
action
apparatus
assembly
automatic
background
belt
bright
building
chemical
closeup
conveyor
detail
equipment
facilitie
factory
foams
hardware
illumination
industry
insulation
job
large
light
line
machine
manufacture
material
mechanization
metallic
modern
new
pink
plant
plastic
polymer
polypropilene
polystyrene
process
production
rubber
soundproofing
styrofoam
substances
technology
thermal
toxic
transport
vivid
window
work