機器
3d
3d illustration
abstract
automated
cnc
concept
detail
draw
engineering
engineering drawing
equipment
factory
industrial
industry
instrument
isolated
lathe
machinery
machining
manufacture
manufacturing
mechanical
metalwork
metalworking
milling
minimal
object
outline
processing
production
rendering
shaft
silhouette
sketch
steel
technology
tool
turning
wire frame
wireframe
workshop