英文關鍵字
control
cutting
detail
engineer
engineering
equipment
fix
hand
heavy
industrial
industry
instrument
iron
labor
lathe
machine
machinery
male
man
manufacture
mechanic
mechanical
metal
metalwork
milling
old
operative
operator
prepare
process
production
retro
rotate
rotation
setup
skilled
specialist
stainless
steel
technical
technician
technology
tool
tooling
turner
turning
white
work
worker
workshop