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