機器
alloy
circular
coil
construction
fabrication
factory
folding
galvanization
galvanized
heavy
industrial
industry
iron
ironworks
labour
machinery
making
manufacturing
material
metal
metallic
metalroll
metalwork
packaging
pipe
pipework
plant
plate
processed
product
production
raw
roll
roller
round
sheet
silver
stack
stacked
stainless
steel
stock
surface
technology
tube
warehouse
work
workshop
zinc