機器
3d
auto
automobile
automotive
chrome
circle
component
concept
construction
crankshaft
design
digital
electronic
element
energy
engine
engineering
equipment
gear
graphic
hardware
industrial
industry
machinery
manufacture
mechanic
mechanical
mechanism
metal
metallic
motion
motor
object
part
power
render
rendering
repair
service
shiny
silver
spare
steel
system
technical
technology
transport
white
work