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
work
closeup
shaft
accuracy
burning
spin
mechanical
feed
chuck
power
wheel
strap
pulley
chips
rusty
metalworking
rotation