機器
alloy
aluminum
automated
automation
automobile
business
carbide
closeup
cnc
cut
cutter
engineering
equipment
factory
finishing
heavy
industrial
industry
iron
lathe
machinery
machining
manufacture
manufacturing
mechanic
mechanical
metal
metalwork
metalworking
mill
milling
modern
molding
plant
precision
processing
production
shaping
stainless
steel
technology
tool
tooling
turning