機器
alloy
aluminum
aluminum foil
background
beams
coil
cold
factory
flock
foil
gray
hard
heavy
industrial
industry
iron
manufacturing
metal
metallic
milling
pattern
plant
process
roll
rough
round
sheet
shopfloor
slitter
slitting
stack
stock
strong
support
surface
texture
thickness
warehouse
weight
white
wide
workshop