機器
automated
bending
center
cnc
control
cutter
detail
engineer
engineering
equipment
factory
fettler
fitter
industrial
industry
instrument
job
labor
laborer
lathe
machining
maintenance
man
manufacture
manufacturing
mechanic
mechanical
metal
metalwork
mill
milling
operator
plant
processing
production
repairman
service
serviceman
steel
technician
technology
tool
work
worker
workman
workshop