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