機器
abstract
background
blueprint
business
circle
cog
cogwheel
computer
concept
construction
design
drawing
element
engineering
frame
front view
gear
gearbox
graphic
icon
illustration
industrial
industry
line
machinery
mechanic
mechanical
mechanism
model
outline
part
pattern
rendering
silhouette
sketch
symbol
teamwork
technology
teeth
tool
wheel
wire frame
wireframe