機器
alloy
automation
bar
block
component
construction
conveyor
cutting
element
engineering
equipment
fabrication
factory
forming
gear
harmful
heavy
industrial
industry
ingredient
iron
line
machinery
manufacturing
metal
metallurgical
metallurgy
mill
object
pipe
plant
press
processing
product
production
roll
rolled
roller
rolling
section
shape
shop
steel
table
technology
transportation
tube
work
workshop