機器
accuracy
alloy
automated
automation
business
close up
closeup
control
cut
cutter
cutting
detail
drilling
engineering
equipment
factory
heavy
hole
industrial
industry
instrument
iron
lathe
machinery
machining
manufacture
manufacturing
mechanical
metal
metalwork
mill
milling
milling cutter
milling machine
part
plant
precision
process
processing
production
rapid steel
steel
technology
tool
tooling
turning
work
working
workshop