機器
aluminum
アルミニウム
alloy
aluminium
automotive
background
business
cargo
coil
cold
construction
fabrication
factory
galvanized
gray
grey
hard
heavy
industrial
industry
iron
ironwork
manufacture
manufacturing
many
metal
metallic
metalwork
nickel
pattern
plant
processed
production
roll
rough
round
shaped
sheet
silver
stack
stainless
steel
stock
storage
strong
surface
tough
warehouse
zinc