機器
auto
backdrop
background
brutal
build
close up
cnc
concept
copper
design
detail
device
energy
engineering
equipment
heavy
industrial
iron
machinery
machining
manufacturing
mechanical
metal
mock up
modern
motor
part
pattern
power
precision
process
production
rod
rolling
rough
round
rude
shaft
shine
smooth
stainless
steel
technology
template
texture
tool
turning
vintage
workshop