英文關鍵字
accuracy
burning
chips
chuck
close
closeup
control
cutter
detail
engineering
equipment
factory
feed
industrial
industry
iron
lathe
machine
machinery
manufacturing
mature
mechanical
metal
metalwork
metalworking
old
plant
power
precision
process
production
pulley
rod
rotation
rusty
shaft
spin
steel
strap
technology
tool
view
vintage
wheel
work
worker
workshop