機器
3d
background
ball
bearings
belt
black
block
closeup
cog
color
component
design
drive
editable
element
engineering
equipment
gear
icon
image
industrial
industry
iron
machinery
mechanical
metal
motion
new
object
part
pulley
reel
roll
roller
service
sheave
shiny
sign
silhouette
steel
symbol
technology
tool
transmission
transportation
wheel
white
work
worn