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