機器
aluminium
arm
automated
automatic
automation
automobile
automotive
bit
car
cnc
concept
construction
cut
drill
engineering
equipment
factory
futuristic
heavy
hole
industry
laser
line
machinery
macro
manufacture
manufacturing
mechanic
mechanical
metal
milling
modern
pipe
plant
plumber
press
production
robot
show
steel
sunlight
technical
technology
titanium
weld
welder
welding
work
yellow