機器
aluminium
automated
bit
blue
cnc
concept
cut
drill
energy
engineering
engraving
equipment
factory
fire
hole
industrial
industry
iron
light
line
machinery
macro
manufacture
manufacturing
mechanic
mechanical
melting
metal
metalwork
milling
modern
nozzle
precision
press
processing
production
sheet
space
spark
steel
tech
technical
technology
titanium
tool
treatment
welding
work
workshop