機器
aerospace
automated
automobile
business
cnc
cut
cutter
engineering
equipment
factory
head
heavy
industrial
industry
iron
labor
lathe
machine tool
machinery
machining
manufacture
manufacturing
mechanical
metal
metal work
metal working
metallic
metalwork
metalworking
mill
milling
milling machine
milling tools
modern
plant
precision
process
processing
production
steel
tech
technology
tool
tools
turning
work
worker
workpiece
workshop