英文關鍵字
automated
close
cnc
control
cut
cutter
cutting
detail
drilling
engineer
engineering
equipment
factory
hand
heavy
industrial
industry
installation
instrument
iron
job
lathe
machine
machinery
machining
man
manual
manufacture
manufacturing
mechanic
mechanical
metal
metalwork
metalworking
milling
occupation
operation
part
process
processing
production
professional
sets
skill
steel
technology
tool
tooling
turning
work
worker
workpieces
workplace
workshop